/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2010, Ajax.org B.V.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Ajax.org B.V. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***** END LICENSE BLOCK ***** */

/**
 * Define a module along with a payload
 * @param module a name for the payload
 * @param payload a function to call with (require, exports, module) params
 */

(function () {
  var ACE_NAMESPACE = 'ace';

  var global = (function () {
    return this;
  })();
  if (!global && typeof window != 'undefined') global = window; // strict mode

  if (!ACE_NAMESPACE && typeof requirejs !== 'undefined') return;

  var define = function (module, deps, payload) {
    if (typeof module !== 'string') {
      if (define.original) define.original.apply(this, arguments);
      else {
        console.error("dropping module because define wasn't a string.");
        console.trace();
      }
      return;
    }
    if (arguments.length == 2) payload = deps;
    if (!define.modules[module]) {
      define.payloads[module] = payload;
      define.modules[module] = null;
    }
  };

  define.modules = {};
  define.payloads = {};

  /**
   * Get at functionality define()ed using the function above
   */
  var _require = function (parentId, module, callback) {
    if (typeof module === 'string') {
      var payload = lookup(parentId, module);
      if (payload != undefined) {
        callback && callback();
        return payload;
      }
    } else if (Object.prototype.toString.call(module) === '[object Array]') {
      var params = [];
      for (var i = 0, l = module.length; i < l; ++i) {
        var dep = lookup(parentId, module[i]);
        if (dep == undefined && require.original) return;
        params.push(dep);
      }
      return (callback && callback.apply(null, params)) || true;
    }
  };

  var require = function (module, callback) {
    var packagedModule = _require('', module, callback);
    if (packagedModule == undefined && require.original)
      return require.original.apply(this, arguments);
    return packagedModule;
  };

  var normalizeModule = function (parentId, moduleName) {
    // normalize plugin requires
    if (moduleName.indexOf('!') !== -1) {
      var chunks = moduleName.split('!');
      return normalizeModule(parentId, chunks[0]) + '!' + normalizeModule(parentId, chunks[1]);
    }
    // normalize relative requires
    if (moduleName.charAt(0) == '.') {
      var base = parentId.split('/').slice(0, -1).join('/');
      moduleName = base + '/' + moduleName;

      while (moduleName.indexOf('.') !== -1 && previous != moduleName) {
        var previous = moduleName;
        moduleName = moduleName.replace(/\/\.\//, '/').replace(/[^\/]+\/\.\.\//, '');
      }
    }
    return moduleName;
  };

  /**
   * Internal function to lookup moduleNames and resolve them by calling the
   * definition function if needed.
   */
  var lookup = function (parentId, moduleName) {
    moduleName = normalizeModule(parentId, moduleName);
    var module = define.modules[moduleName];
    if (!module) {
      module = define.payloads[moduleName];
      if (typeof module === 'function') {
        var exports = {};
        var mod = {
          id: moduleName,
          uri: '',
          exports: exports,
          packaged: true
        };

        var req = function (module, callback) {
          return _require(moduleName, module, callback);
        };

        var returnValue = module(req, exports, mod);
        exports = returnValue || mod.exports;
        define.modules[moduleName] = exports;
        delete define.payloads[moduleName];
      }
      module = define.modules[moduleName] = exports || module;
    }
    return module;
  };

  function exportAce(ns) {
    var root = global;
    if (ns) {
      if (!global[ns]) global[ns] = {};
      root = global[ns];
    }

    if (!root.define || !root.define.packaged) {
      define.original = root.define;
      root.define = define;
      root.define.packaged = true;
    }

    if (!root.require || !root.require.packaged) {
      require.original = root.require;
      root.require = require;
      root.require.packaged = true;
    }
  }

  exportAce(ACE_NAMESPACE);
})();

ace.define(
  'ace/lib/es6-shim',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    function defineProp(obj, name, val) {
      Object.defineProperty(obj, name, {
        value: val,
        enumerable: false,
        writable: true,
        configurable: true
      });
    }
    if (!String.prototype.startsWith) {
      defineProp(String.prototype, 'startsWith', function (searchString, position) {
        position = position || 0;
        return this.lastIndexOf(searchString, position) === position;
      });
    }
    if (!String.prototype.endsWith) {
      defineProp(String.prototype, 'endsWith', function (searchString, position) {
        var subjectString = this;
        if (position === undefined || position > subjectString.length) {
          position = subjectString.length;
        }
        position -= searchString.length;
        var lastIndex = subjectString.indexOf(searchString, position);
        return lastIndex !== -1 && lastIndex === position;
      });
    }
    if (!String.prototype.repeat) {
      defineProp(String.prototype, 'repeat', function (count) {
        var result = '';
        var string = this;
        while (count > 0) {
          if (count & 1) result += string;
          if ((count >>= 1)) string += string;
        }
        return result;
      });
    }
    if (!String.prototype.includes) {
      defineProp(String.prototype, 'includes', function (str, position) {
        return this.indexOf(str, position) != -1;
      });
    }
    if (!Object.assign) {
      Object.assign = function (target) {
        if (target === undefined || target === null) {
          throw new TypeError('Cannot convert undefined or null to object');
        }
        var output = Object(target);
        for (var index = 1; index < arguments.length; index++) {
          var source = arguments[index];
          if (source !== undefined && source !== null) {
            Object.keys(source).forEach(function (key) {
              output[key] = source[key];
            });
          }
        }
        return output;
      };
    }
    if (!Object.values) {
      Object.values = function (o) {
        return Object.keys(o).map(function (k) {
          return o[k];
        });
      };
    }
    if (!Array.prototype.find) {
      defineProp(Array.prototype, 'find', function (predicate) {
        var len = this.length;
        var thisArg = arguments[1];
        for (var k = 0; k < len; k++) {
          var kValue = this[k];
          if (predicate.call(thisArg, kValue, k, this)) {
            return kValue;
          }
        }
      });
    }
    if (!Array.prototype.findIndex) {
      defineProp(Array.prototype, 'findIndex', function (predicate) {
        var len = this.length;
        var thisArg = arguments[1];
        for (var k = 0; k < len; k++) {
          var kValue = this[k];
          if (predicate.call(thisArg, kValue, k, this)) {
            return k;
          }
        }
      });
    }
    if (!Array.prototype.includes) {
      defineProp(Array.prototype, 'includes', function (item, position) {
        return this.indexOf(item, position) != -1;
      });
    }
    if (!Array.prototype.fill) {
      defineProp(Array.prototype, 'fill', function (value) {
        var O = this;
        var len = O.length >>> 0;
        var start = arguments[1];
        var relativeStart = start >> 0;
        var k = relativeStart < 0 ? Math.max(len + relativeStart, 0) : Math.min(relativeStart, len);
        var end = arguments[2];
        var relativeEnd = end === undefined ? len : end >> 0;
        var final = relativeEnd < 0 ? Math.max(len + relativeEnd, 0) : Math.min(relativeEnd, len);
        while (k < final) {
          O[k] = value;
          k++;
        }
        return O;
      });
    }
    if (!Array.of) {
      defineProp(Array, 'of', function () {
        return Array.prototype.slice.call(arguments);
      });
    }
  }
);

ace.define(
  'ace/lib/fixoldbrowsers',
  ['require', 'exports', 'module', 'ace/lib/es6-shim'],
  function (require, exports, module) {
    // vim:set ts=4 sts=4 sw=4 st:
    'use strict';
    require('./es6-shim');
  }
);

ace.define(
  'ace/lib/deep_copy',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    exports.deepCopy = function deepCopy(obj) {
      if (typeof obj !== 'object' || !obj) return obj;
      var copy;
      if (Array.isArray(obj)) {
        copy = [];
        for (var key = 0; key < obj.length; key++) {
          copy[key] = deepCopy(obj[key]);
        }
        return copy;
      }
      if (Object.prototype.toString.call(obj) !== '[object Object]') return obj;
      copy = {};
      for (var key in obj) copy[key] = deepCopy(obj[key]);
      return copy;
    };
  }
);

ace.define(
  'ace/lib/lang',
  ['require', 'exports', 'module', 'ace/lib/deep_copy'],
  function (require, exports, module) {
    'use strict';
    exports.last = function (a) {
      return a[a.length - 1];
    };
    exports.stringReverse = function (string) {
      return string.split('').reverse().join('');
    };
    exports.stringRepeat = function (string, count) {
      var result = '';
      while (count > 0) {
        if (count & 1) result += string;
        if ((count >>= 1)) string += string;
      }
      return result;
    };
    var trimBeginRegexp = /^\s\s*/;
    var trimEndRegexp = /\s\s*$/;
    exports.stringTrimLeft = function (string) {
      return string.replace(trimBeginRegexp, '');
    };
    exports.stringTrimRight = function (string) {
      return string.replace(trimEndRegexp, '');
    };
    exports.copyObject = function (obj) {
      var copy = {};
      for (var key in obj) {
        copy[key] = obj[key];
      }
      return copy;
    };
    exports.copyArray = function (array) {
      var copy = [];
      for (var i = 0, l = array.length; i < l; i++) {
        if (array[i] && typeof array[i] == 'object') copy[i] = this.copyObject(array[i]);
        else copy[i] = array[i];
      }
      return copy;
    };
    exports.deepCopy = require('./deep_copy').deepCopy;
    exports.arrayToMap = function (arr) {
      var map = {};
      for (var i = 0; i < arr.length; i++) {
        map[arr[i]] = 1;
      }
      return map;
    };
    exports.createMap = function (props) {
      var map = Object.create(null);
      for (var i in props) {
        map[i] = props[i];
      }
      return map;
    };
    exports.arrayRemove = function (array, value) {
      for (var i = 0; i <= array.length; i++) {
        if (value === array[i]) {
          array.splice(i, 1);
        }
      }
    };
    exports.escapeRegExp = function (str) {
      return str.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
    };
    exports.escapeHTML = function (str) {
      return ('' + str)
        .replace(/&/g, '&#38;')
        .replace(/"/g, '&#34;')
        .replace(/'/g, '&#39;')
        .replace(/</g, '&#60;');
    };
    exports.getMatchOffsets = function (string, regExp) {
      var matches = [];
      string.replace(regExp, function (str) {
        matches.push({
          offset: arguments[arguments.length - 2],
          length: str.length
        });
      });
      return matches;
    };
    exports.deferredCall = function (fcn) {
      var timer = null;
      var callback = function () {
        timer = null;
        fcn();
      };
      var deferred = function (timeout) {
        deferred.cancel();
        timer = setTimeout(callback, timeout || 0);
        return deferred;
      };
      deferred.schedule = deferred;
      deferred.call = function () {
        this.cancel();
        fcn();
        return deferred;
      };
      deferred.cancel = function () {
        clearTimeout(timer);
        timer = null;
        return deferred;
      };
      deferred.isPending = function () {
        return timer;
      };
      return deferred;
    };
    exports.delayedCall = function (fcn, defaultTimeout) {
      var timer = null;
      var callback = function () {
        timer = null;
        fcn();
      };
      var _self = function (timeout) {
        if (timer == null) timer = setTimeout(callback, timeout || defaultTimeout);
      };
      _self.delay = function (timeout) {
        timer && clearTimeout(timer);
        timer = setTimeout(callback, timeout || defaultTimeout);
      };
      _self.schedule = _self;
      _self.call = function () {
        this.cancel();
        fcn();
      };
      _self.cancel = function () {
        timer && clearTimeout(timer);
        timer = null;
      };
      _self.isPending = function () {
        return timer;
      };
      return _self;
    };
    exports.supportsLookbehind = function () {
      try {
        new RegExp('(?<=.)');
      } catch (e) {
        return false;
      }
      return true;
    };
    exports.supportsUnicodeFlag = function () {
      try {
        new RegExp('^.$', 'u');
      } catch (error) {
        return false;
      }
      return true;
    };
  }
);

ace.define(
  'ace/lib/useragent',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    'use strict';
    exports.OS = {
      LINUX: 'LINUX',
      MAC: 'MAC',
      WINDOWS: 'WINDOWS'
    };
    exports.getOS = function () {
      if (exports.isMac) {
        return exports.OS.MAC;
      } else if (exports.isLinux) {
        return exports.OS.LINUX;
      } else {
        return exports.OS.WINDOWS;
      }
    };
    var _navigator = typeof navigator == 'object' ? navigator : {};
    var os = (/mac|win|linux/i.exec(_navigator.platform) || ['other'])[0].toLowerCase();
    var ua = _navigator.userAgent || '';
    var appName = _navigator.appName || '';
    exports.isWin = os == 'win';
    exports.isMac = os == 'mac';
    exports.isLinux = os == 'linux';
    exports.isIE =
      appName == 'Microsoft Internet Explorer' || appName.indexOf('MSAppHost') >= 0
        ? parseFloat((ua.match(/(?:MSIE |Trident\/[0-9]+[\.0-9]+;.*rv:)([0-9]+[\.0-9]+)/) || [])[1])
        : parseFloat((ua.match(/(?:Trident\/[0-9]+[\.0-9]+;.*rv:)([0-9]+[\.0-9]+)/) || [])[1]); // for ie
    exports.isOldIE = exports.isIE && exports.isIE < 9;
    exports.isGecko = exports.isMozilla = ua.match(/ Gecko\/\d+/);
    exports.isOpera =
      typeof opera == 'object' && Object.prototype.toString.call(window.opera) == '[object Opera]';
    exports.isWebKit = parseFloat(ua.split('WebKit/')[1]) || undefined;
    exports.isChrome = parseFloat(ua.split(' Chrome/')[1]) || undefined;
    exports.isEdge = parseFloat(ua.split(' Edge/')[1]) || undefined;
    exports.isAIR = ua.indexOf('AdobeAIR') >= 0;
    exports.isAndroid = ua.indexOf('Android') >= 0;
    exports.isChromeOS = ua.indexOf(' CrOS ') >= 0;
    exports.isIOS = /iPad|iPhone|iPod/.test(ua) && !window.MSStream;
    if (exports.isIOS) exports.isMac = true;
    exports.isMobile = exports.isIOS || exports.isAndroid;
  }
);

ace.define(
  'ace/lib/dom',
  ['require', 'exports', 'module', 'ace/lib/useragent'],
  function (require, exports, module) {
    'use strict';
    var useragent = require('./useragent');
    var XHTML_NS = 'http://www.w3.org/1999/xhtml';
    exports.buildDom = function buildDom(arr, parent, refs) {
      if (typeof arr == 'string' && arr) {
        var txt = document.createTextNode(arr);
        if (parent) parent.appendChild(txt);
        return txt;
      }
      if (!Array.isArray(arr)) {
        if (arr && arr.appendChild && parent) parent.appendChild(arr);
        return arr;
      }
      if (typeof arr[0] != 'string' || !arr[0]) {
        var els = [];
        for (var i = 0; i < arr.length; i++) {
          var ch = buildDom(arr[i], parent, refs);
          ch && els.push(ch);
        }
        return els;
      }
      var el = document.createElement(arr[0]);
      var options = arr[1];
      var childIndex = 1;
      if (options && typeof options == 'object' && !Array.isArray(options)) childIndex = 2;
      for (var i = childIndex; i < arr.length; i++) buildDom(arr[i], el, refs);
      if (childIndex == 2) {
        Object.keys(options).forEach(function (n) {
          var val = options[n];
          if (n === 'class') {
            el.className = Array.isArray(val) ? val.join(' ') : val;
          } else if (typeof val == 'function' || n == 'value' || n[0] == '$') {
            el[n] = val;
          } else if (n === 'ref') {
            if (refs) refs[val] = el;
          } else if (n === 'style') {
            if (typeof val == 'string') el.style.cssText = val;
          } else if (val != null) {
            el.setAttribute(n, val);
          }
        });
      }
      if (parent) parent.appendChild(el);
      return el;
    };
    exports.getDocumentHead = function (doc) {
      if (!doc) doc = document;
      return doc.head || doc.getElementsByTagName('head')[0] || doc.documentElement;
    };
    exports.createElement = function (tag, ns) {
      return document.createElementNS
        ? document.createElementNS(ns || XHTML_NS, tag)
        : document.createElement(tag);
    };
    exports.removeChildren = function (element) {
      element.innerHTML = '';
    };
    exports.createTextNode = function (textContent, element) {
      var doc = element ? element.ownerDocument : document;
      return doc.createTextNode(textContent);
    };
    exports.createFragment = function (element) {
      var doc = element ? element.ownerDocument : document;
      return doc.createDocumentFragment();
    };
    exports.hasCssClass = function (el, name) {
      var classes = (el.className + '').split(/\s+/g);
      return classes.indexOf(name) !== -1;
    };
    exports.addCssClass = function (el, name) {
      if (!exports.hasCssClass(el, name)) {
        el.className += ' ' + name;
      }
    };
    exports.removeCssClass = function (el, name) {
      var classes = el.className.split(/\s+/g);
      while (true) {
        var index = classes.indexOf(name);
        if (index == -1) {
          break;
        }
        classes.splice(index, 1);
      }
      el.className = classes.join(' ');
    };
    exports.toggleCssClass = function (el, name) {
      var classes = el.className.split(/\s+/g),
        add = true;
      while (true) {
        var index = classes.indexOf(name);
        if (index == -1) {
          break;
        }
        add = false;
        classes.splice(index, 1);
      }
      if (add) classes.push(name);
      el.className = classes.join(' ');
      return add;
    };
    exports.setCssClass = function (node, className, include) {
      if (include) {
        exports.addCssClass(node, className);
      } else {
        exports.removeCssClass(node, className);
      }
    };
    exports.hasCssString = function (id, doc) {
      var index = 0,
        sheets;
      doc = doc || document;
      if ((sheets = doc.querySelectorAll('style'))) {
        while (index < sheets.length) {
          if (sheets[index++].id === id) {
            return true;
          }
        }
      }
    };
    exports.removeElementById = function (id, doc) {
      doc = doc || document;
      if (doc.getElementById(id)) {
        doc.getElementById(id).remove();
      }
    };
    var strictCSP;
    var cssCache = [];
    exports.useStrictCSP = function (value) {
      strictCSP = value;
      if (value == false) insertPendingStyles();
      else if (!cssCache) cssCache = [];
    };
    function insertPendingStyles() {
      var cache = cssCache;
      cssCache = null;
      cache &&
        cache.forEach(function (item) {
          importCssString(item[0], item[1]);
        });
    }
    function importCssString(cssText, id, target) {
      if (typeof document == 'undefined') return;
      if (cssCache) {
        if (target) {
          insertPendingStyles();
        } else if (target === false) {
          return cssCache.push([cssText, id]);
        }
      }
      if (strictCSP) return;
      var container = target;
      if (!target || !target.getRootNode) {
        container = document;
      } else {
        container = target.getRootNode();
        if (!container || container == target) container = document;
      }
      var doc = container.ownerDocument || container;
      if (id && exports.hasCssString(id, container)) return null;
      if (id) cssText += '\n/*# sourceURL=ace/css/' + id + ' */';
      var style = exports.createElement('style');
      style.appendChild(doc.createTextNode(cssText));
      if (id) style.id = id;
      if (container == doc) container = exports.getDocumentHead(doc);
      container.insertBefore(style, container.firstChild);
    }
    exports.importCssString = importCssString;
    exports.importCssStylsheet = function (uri, doc) {
      exports.buildDom(['link', { rel: 'stylesheet', href: uri }], exports.getDocumentHead(doc));
    };
    exports.scrollbarWidth = function (doc) {
      var inner = exports.createElement('ace_inner');
      inner.style.width = '100%';
      inner.style.minWidth = '0px';
      inner.style.height = '200px';
      inner.style.display = 'block';
      var outer = exports.createElement('ace_outer');
      var style = outer.style;
      style.position = 'absolute';
      style.left = '-10000px';
      style.overflow = 'hidden';
      style.width = '200px';
      style.minWidth = '0px';
      style.height = '150px';
      style.display = 'block';
      outer.appendChild(inner);
      var body = (doc && doc.documentElement) || (document && document.documentElement);
      if (!body) return 0;
      body.appendChild(outer);
      var noScrollbar = inner.offsetWidth;
      style.overflow = 'scroll';
      var withScrollbar = inner.offsetWidth;
      if (noScrollbar === withScrollbar) {
        withScrollbar = outer.clientWidth;
      }
      body.removeChild(outer);
      return noScrollbar - withScrollbar;
    };
    exports.computedStyle = function (element, style) {
      return window.getComputedStyle(element, '') || {};
    };
    exports.setStyle = function (styles, property, value) {
      if (styles[property] !== value) {
        styles[property] = value;
      }
    };
    exports.HAS_CSS_ANIMATION = false;
    exports.HAS_CSS_TRANSFORMS = false;
    exports.HI_DPI = useragent.isWin
      ? typeof window !== 'undefined' && window.devicePixelRatio >= 1.5
      : true;
    if (useragent.isChromeOS) exports.HI_DPI = false;
    if (typeof document !== 'undefined') {
      var div = document.createElement('div');
      if (exports.HI_DPI && div.style.transform !== undefined) exports.HAS_CSS_TRANSFORMS = true;
      if (!useragent.isEdge && typeof div.style.animationName !== 'undefined')
        exports.HAS_CSS_ANIMATION = true;
      div = null;
    }
    if (exports.HAS_CSS_TRANSFORMS) {
      exports.translate = function (element, tx, ty) {
        element.style.transform = 'translate(' + Math.round(tx) + 'px, ' + Math.round(ty) + 'px)';
      };
    } else {
      exports.translate = function (element, tx, ty) {
        element.style.top = Math.round(ty) + 'px';
        element.style.left = Math.round(tx) + 'px';
      };
    }
  }
);

ace.define(
  'ace/lib/net',
  ['require', 'exports', 'module', 'ace/lib/dom'],
  function (require, exports, module) {
    /*
     * based on code from:
     *
     * @license RequireJS text 0.25.0 Copyright (c) 2010-2011, The Dojo Foundation All Rights Reserved.
     * Available via the MIT or new BSD license.
     * see: http://github.com/jrburke/requirejs for details
     */
    'use strict';
    var dom = require('./dom');
    exports.get = function (url, callback) {
      var xhr = new XMLHttpRequest();
      xhr.open('GET', url, true);
      xhr.onreadystatechange = function () {
        if (xhr.readyState === 4) {
          callback(xhr.responseText);
        }
      };
      xhr.send(null);
    };
    exports.loadScript = function (path, callback) {
      var head = dom.getDocumentHead();
      var s = document.createElement('script');
      s.src = path;
      head.appendChild(s);
      s.onload = s.onreadystatechange = function (_, isAbort) {
        if (isAbort || !s.readyState || s.readyState == 'loaded' || s.readyState == 'complete') {
          s = s.onload = s.onreadystatechange = null;
          if (!isAbort) callback();
        }
      };
    };
    exports.qualifyURL = function (url) {
      var a = document.createElement('a');
      a.href = url;
      return a.href;
    };
  }
);

ace.define('ace/lib/oop', ['require', 'exports', 'module'], function (require, exports, module) {
  'use strict';
  exports.inherits = function (ctor, superCtor) {
    ctor.super_ = superCtor;
    ctor.prototype = Object.create(superCtor.prototype, {
      constructor: {
        value: ctor,
        enumerable: false,
        writable: true,
        configurable: true
      }
    });
  };
  exports.mixin = function (obj, mixin) {
    for (var key in mixin) {
      obj[key] = mixin[key];
    }
    return obj;
  };
  exports.implement = function (proto, mixin) {
    exports.mixin(proto, mixin);
  };
});

ace.define(
  'ace/lib/event_emitter',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    'use strict';
    var EventEmitter = {};
    var stopPropagation = function () {
      this.propagationStopped = true;
    };
    var preventDefault = function () {
      this.defaultPrevented = true;
    };
    EventEmitter._emit = EventEmitter._dispatchEvent = function (eventName, e) {
      this._eventRegistry || (this._eventRegistry = {});
      this._defaultHandlers || (this._defaultHandlers = {});
      var listeners = this._eventRegistry[eventName] || [];
      var defaultHandler = this._defaultHandlers[eventName];
      if (!listeners.length && !defaultHandler) return;
      if (typeof e != 'object' || !e) e = {};
      if (!e.type) e.type = eventName;
      if (!e.stopPropagation) e.stopPropagation = stopPropagation;
      if (!e.preventDefault) e.preventDefault = preventDefault;
      listeners = listeners.slice();
      for (var i = 0; i < listeners.length; i++) {
        listeners[i](e, this);
        if (e.propagationStopped) break;
      }
      if (defaultHandler && !e.defaultPrevented) return defaultHandler(e, this);
    };
    EventEmitter._signal = function (eventName, e) {
      var listeners = (this._eventRegistry || {})[eventName];
      if (!listeners) return;
      listeners = listeners.slice();
      for (var i = 0; i < listeners.length; i++) listeners[i](e, this);
    };
    EventEmitter.once = function (eventName, callback) {
      var _self = this;
      this.on(eventName, function newCallback() {
        _self.off(eventName, newCallback);
        callback.apply(null, arguments);
      });
      if (!callback) {
        return new Promise(function (resolve) {
          callback = resolve;
        });
      }
    };
    EventEmitter.setDefaultHandler = function (eventName, callback) {
      var handlers = this._defaultHandlers;
      if (!handlers) handlers = this._defaultHandlers = { _disabled_: {} };
      if (handlers[eventName]) {
        var old = handlers[eventName];
        var disabled = handlers._disabled_[eventName];
        if (!disabled) handlers._disabled_[eventName] = disabled = [];
        disabled.push(old);
        var i = disabled.indexOf(callback);
        if (i != -1) disabled.splice(i, 1);
      }
      handlers[eventName] = callback;
    };
    EventEmitter.removeDefaultHandler = function (eventName, callback) {
      var handlers = this._defaultHandlers;
      if (!handlers) return;
      var disabled = handlers._disabled_[eventName];
      if (handlers[eventName] == callback) {
        if (disabled) this.setDefaultHandler(eventName, disabled.pop());
      } else if (disabled) {
        var i = disabled.indexOf(callback);
        if (i != -1) disabled.splice(i, 1);
      }
    };
    EventEmitter.on = EventEmitter.addEventListener = function (eventName, callback, capturing) {
      this._eventRegistry = this._eventRegistry || {};
      var listeners = this._eventRegistry[eventName];
      if (!listeners) listeners = this._eventRegistry[eventName] = [];
      if (listeners.indexOf(callback) == -1) listeners[capturing ? 'unshift' : 'push'](callback);
      return callback;
    };
    EventEmitter.off =
      EventEmitter.removeListener =
      EventEmitter.removeEventListener =
        function (eventName, callback) {
          this._eventRegistry = this._eventRegistry || {};
          var listeners = this._eventRegistry[eventName];
          if (!listeners) return;
          var index = listeners.indexOf(callback);
          if (index !== -1) listeners.splice(index, 1);
        };
    EventEmitter.removeAllListeners = function (eventName) {
      if (!eventName) this._eventRegistry = this._defaultHandlers = undefined;
      if (this._eventRegistry) this._eventRegistry[eventName] = undefined;
      if (this._defaultHandlers) this._defaultHandlers[eventName] = undefined;
    };
    exports.EventEmitter = EventEmitter;
  }
);

ace.define(
  'ace/lib/report_error',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    exports.reportError = function reportError(msg, data) {
      var e = new Error(msg);
      e.data = data;
      if (typeof console == 'object' && console.error) console.error(e);
      setTimeout(function () {
        throw e;
      });
    };
  }
);

ace.define(
  'ace/lib/app_config',
  ['require', 'exports', 'module', 'ace/lib/oop', 'ace/lib/event_emitter', 'ace/lib/report_error'],
  function (require, exports, module) {
    'no use strict';
    var oop = require('./oop');
    var EventEmitter = require('./event_emitter').EventEmitter;
    var reportError = require('./report_error').reportError;
    var optionsProvider = {
      setOptions: function (optList) {
        Object.keys(optList).forEach(function (key) {
          this.setOption(key, optList[key]);
        }, this);
      },
      getOptions: function (optionNames) {
        var result = {};
        if (!optionNames) {
          var options = this.$options;
          optionNames = Object.keys(options).filter(function (key) {
            return !options[key].hidden;
          });
        } else if (!Array.isArray(optionNames)) {
          result = optionNames;
          optionNames = Object.keys(result);
        }
        optionNames.forEach(function (key) {
          result[key] = this.getOption(key);
        }, this);
        return result;
      },
      setOption: function (name, value) {
        if (this['$' + name] === value) return;
        var opt = this.$options[name];
        if (!opt) {
          return warn('misspelled option "' + name + '"');
        }
        if (opt.forwardTo) return this[opt.forwardTo] && this[opt.forwardTo].setOption(name, value);
        if (!opt.handlesSet) this['$' + name] = value;
        if (opt && opt.set) opt.set.call(this, value);
      },
      getOption: function (name) {
        var opt = this.$options[name];
        if (!opt) {
          return warn('misspelled option "' + name + '"');
        }
        if (opt.forwardTo) return this[opt.forwardTo] && this[opt.forwardTo].getOption(name);
        return opt && opt.get ? opt.get.call(this) : this['$' + name];
      }
    };
    function warn(message) {
      if (typeof console != 'undefined' && console.warn) console.warn.apply(console, arguments);
    }
    var messages;
    var AppConfig = /** @class */ (function () {
      function AppConfig() {
        this.$defaultOptions = {};
      }
      AppConfig.prototype.defineOptions = function (obj, path, options) {
        if (!obj.$options) this.$defaultOptions[path] = obj.$options = {};
        Object.keys(options).forEach(function (key) {
          var opt = options[key];
          if (typeof opt == 'string') opt = { forwardTo: opt };
          opt.name || (opt.name = key);
          obj.$options[opt.name] = opt;
          if ('initialValue' in opt) obj['$' + opt.name] = opt.initialValue;
        });
        oop.implement(obj, optionsProvider);
        return this;
      };
      AppConfig.prototype.resetOptions = function (obj) {
        Object.keys(obj.$options).forEach(function (key) {
          var opt = obj.$options[key];
          if ('value' in opt) obj.setOption(key, opt.value);
        });
      };
      AppConfig.prototype.setDefaultValue = function (path, name, value) {
        if (!path) {
          for (path in this.$defaultOptions) if (this.$defaultOptions[path][name]) break;
          if (!this.$defaultOptions[path][name]) return false;
        }
        var opts = this.$defaultOptions[path] || (this.$defaultOptions[path] = {});
        if (opts[name]) {
          if (opts.forwardTo) this.setDefaultValue(opts.forwardTo, name, value);
          else opts[name].value = value;
        }
      };
      AppConfig.prototype.setDefaultValues = function (path, optionHash) {
        Object.keys(optionHash).forEach(function (key) {
          this.setDefaultValue(path, key, optionHash[key]);
        }, this);
      };
      AppConfig.prototype.setMessages = function (value) {
        messages = value;
      };
      AppConfig.prototype.nls = function (string, params) {
        if (messages && !messages[string]) {
          warn(
            "No message found for '" +
              string +
              "' in the provided messages, falling back to default English message."
          );
        }
        var translated = (messages && messages[string]) || string;
        if (params) {
          translated = translated.replace(/\$(\$|[\d]+)/g, function (_, name) {
            if (name == '$') return '$';
            return params[name];
          });
        }
        return translated;
      };
      return AppConfig;
    })();
    AppConfig.prototype.warn = warn;
    AppConfig.prototype.reportError = reportError;
    oop.implement(AppConfig.prototype, EventEmitter);
    exports.AppConfig = AppConfig;
  }
);

ace.define(
  'ace/theme/textmate-css',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    module.exports =
      '.ace-tm .ace_gutter {\n  background: #f0f0f0;\n  color: #333;\n}\n\n.ace-tm .ace_print-margin {\n  width: 1px;\n  background: #e8e8e8;\n}\n\n.ace-tm .ace_fold {\n    background-color: #6B72E6;\n}\n\n.ace-tm {\n  background-color: #FFFFFF;\n  color: black;\n}\n\n.ace-tm .ace_cursor {\n  color: black;\n}\n        \n.ace-tm .ace_invisible {\n  color: rgb(191, 191, 191);\n}\n\n.ace-tm .ace_storage,\n.ace-tm .ace_keyword {\n  color: blue;\n}\n\n.ace-tm .ace_constant {\n  color: rgb(197, 6, 11);\n}\n\n.ace-tm .ace_constant.ace_buildin {\n  color: rgb(88, 72, 246);\n}\n\n.ace-tm .ace_constant.ace_language {\n  color: rgb(88, 92, 246);\n}\n\n.ace-tm .ace_constant.ace_library {\n  color: rgb(6, 150, 14);\n}\n\n.ace-tm .ace_invalid {\n  background-color: rgba(255, 0, 0, 0.1);\n  color: red;\n}\n\n.ace-tm .ace_support.ace_function {\n  color: rgb(60, 76, 114);\n}\n\n.ace-tm .ace_support.ace_constant {\n  color: rgb(6, 150, 14);\n}\n\n.ace-tm .ace_support.ace_type,\n.ace-tm .ace_support.ace_class {\n  color: rgb(109, 121, 222);\n}\n\n.ace-tm .ace_keyword.ace_operator {\n  color: rgb(104, 118, 135);\n}\n\n.ace-tm .ace_string {\n  color: rgb(3, 106, 7);\n}\n\n.ace-tm .ace_comment {\n  color: rgb(76, 136, 107);\n}\n\n.ace-tm .ace_comment.ace_doc {\n  color: rgb(0, 102, 255);\n}\n\n.ace-tm .ace_comment.ace_doc.ace_tag {\n  color: rgb(128, 159, 191);\n}\n\n.ace-tm .ace_constant.ace_numeric {\n  color: rgb(0, 0, 205);\n}\n\n.ace-tm .ace_variable {\n  color: rgb(49, 132, 149);\n}\n\n.ace-tm .ace_xml-pe {\n  color: rgb(104, 104, 91);\n}\n\n.ace-tm .ace_entity.ace_name.ace_function {\n  color: #0000A2;\n}\n\n\n.ace-tm .ace_heading {\n  color: rgb(12, 7, 255);\n}\n\n.ace-tm .ace_list {\n  color:rgb(185, 6, 144);\n}\n\n.ace-tm .ace_meta.ace_tag {\n  color:rgb(0, 22, 142);\n}\n\n.ace-tm .ace_string.ace_regex {\n  color: rgb(255, 0, 0)\n}\n\n.ace-tm .ace_marker-layer .ace_selection {\n  background: rgb(181, 213, 255);\n}\n.ace-tm.ace_multiselect .ace_selection.ace_start {\n  box-shadow: 0 0 3px 0px white;\n}\n.ace-tm .ace_marker-layer .ace_step {\n  background: rgb(252, 255, 0);\n}\n\n.ace-tm .ace_marker-layer .ace_stack {\n  background: rgb(164, 229, 101);\n}\n\n.ace-tm .ace_marker-layer .ace_bracket {\n  margin: -1px 0 0 -1px;\n  border: 1px solid rgb(192, 192, 192);\n}\n\n.ace-tm .ace_marker-layer .ace_active-line {\n  background: rgba(0, 0, 0, 0.07);\n}\n\n.ace-tm .ace_gutter-active-line {\n    background-color : #dcdcdc;\n}\n\n.ace-tm .ace_marker-layer .ace_selected-word {\n  background: rgb(250, 250, 255);\n  border: 1px solid rgb(200, 200, 250);\n}\n\n.ace-tm .ace_indent-guide {\n  background: url("") right repeat-y;\n}\n\n.ace-tm .ace_indent-guide-active {\n  background: url("") right repeat-y;\n}\n';
  }
);

ace.define(
  'ace/theme/textmate',
  ['require', 'exports', 'module', 'ace/theme/textmate-css', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    exports.isDark = false;
    exports.cssClass = 'ace-tm';
    exports.cssText = require('./textmate-css');
    exports.$id = 'ace/theme/textmate';
    var dom = require('../lib/dom');
    dom.importCssString(exports.cssText, exports.cssClass, false);
  }
);

ace.define(
  'ace/config',
  [
    'require',
    'exports',
    'module',
    'ace/lib/lang',
    'ace/lib/net',
    'ace/lib/dom',
    'ace/lib/app_config',
    'ace/theme/textmate'
  ],
  function (require, exports, module) {
    'no use strict';
    var lang = require('./lib/lang');
    var net = require('./lib/net');
    var dom = require('./lib/dom');
    var AppConfig = require('./lib/app_config').AppConfig;
    module.exports = exports = new AppConfig();
    var options = {
      packaged: false,
      workerPath: null,
      modePath: null,
      themePath: null,
      basePath: '',
      suffix: '.js',
      $moduleUrls: {},
      loadWorkerFromBlob: true,
      sharedPopups: false,
      useStrictCSP: null
    };
    exports.get = function (key) {
      if (!options.hasOwnProperty(key)) throw new Error('Unknown config key: ' + key);
      return options[key];
    };
    exports.set = function (key, value) {
      if (options.hasOwnProperty(key)) options[key] = value;
      else if (this.setDefaultValue('', key, value) == false)
        throw new Error('Unknown config key: ' + key);
      if (key == 'useStrictCSP') dom.useStrictCSP(value);
    };
    exports.all = function () {
      return lang.copyObject(options);
    };
    exports.$modes = {};
    exports.moduleUrl = function (name, component) {
      if (options.$moduleUrls[name]) return options.$moduleUrls[name];
      var parts = name.split('/');
      component = component || parts[parts.length - 2] || '';
      var sep = component == 'snippets' ? '/' : '-';
      var base = parts[parts.length - 1];
      if (component == 'worker' && sep == '-') {
        var re = new RegExp('^' + component + '[\\-_]|[\\-_]' + component + '$', 'g');
        base = base.replace(re, '');
      }
      if ((!base || base == component) && parts.length > 1) base = parts[parts.length - 2];
      var path = options[component + 'Path'];
      if (path == null) {
        path = options.basePath;
      } else if (sep == '/') {
        component = sep = '';
      }
      if (path && path.slice(-1) != '/') path += '/';
      return path + component + sep + base + this.get('suffix');
    };
    exports.setModuleUrl = function (name, subst) {
      return (options.$moduleUrls[name] = subst);
    };
    var loader = function (moduleName, cb) {
      if (moduleName === 'ace/theme/textmate' || moduleName === './theme/textmate')
        return cb(null, require('./theme/textmate'));
      if (customLoader) return customLoader(moduleName, cb);
      console.error('loader is not configured');
    };
    var customLoader;
    exports.setLoader = function (cb) {
      customLoader = cb;
    };
    exports.dynamicModules = Object.create(null);
    exports.$loading = {};
    exports.$loaded = {};
    exports.loadModule = function (moduleName, onLoad) {
      var loadedModule, moduleType;
      if (Array.isArray(moduleName)) {
        moduleType = moduleName[0];
        moduleName = moduleName[1];
      }
      var load = function (module) {
        if (module && !exports.$loading[moduleName]) return onLoad && onLoad(module);
        if (!exports.$loading[moduleName]) exports.$loading[moduleName] = [];
        exports.$loading[moduleName].push(onLoad);
        if (exports.$loading[moduleName].length > 1) return;
        var afterLoad = function () {
          loader(moduleName, function (err, module) {
            if (module) exports.$loaded[moduleName] = module;
            exports._emit('load.module', { name: moduleName, module: module });
            var listeners = exports.$loading[moduleName];
            exports.$loading[moduleName] = null;
            listeners.forEach(function (onLoad) {
              onLoad && onLoad(module);
            });
          });
        };
        if (!exports.get('packaged')) return afterLoad();
        net.loadScript(exports.moduleUrl(moduleName, moduleType), afterLoad);
        reportErrorIfPathIsNotConfigured();
      };
      if (exports.dynamicModules[moduleName]) {
        exports.dynamicModules[moduleName]().then(function (module) {
          if (module.default) {
            load(module.default);
          } else {
            load(module);
          }
        });
      } else {
        try {
          loadedModule = this.$require(moduleName);
        } catch (e) {}
        load(loadedModule || exports.$loaded[moduleName]);
      }
    };
    exports.$require = function (moduleName) {
      if (typeof module.require == 'function') {
        var req = 'require';
        return module[req](moduleName);
      }
    };
    exports.setModuleLoader = function (moduleName, onLoad) {
      exports.dynamicModules[moduleName] = onLoad;
    };
    var reportErrorIfPathIsNotConfigured = function () {
      if (
        !options.basePath &&
        !options.workerPath &&
        !options.modePath &&
        !options.themePath &&
        !Object.keys(options.$moduleUrls).length
      ) {
        console.error(
          'Unable to infer path to ace from script src,',
          "use ace.config.set('basePath', 'path') to enable dynamic loading of modes and themes",
          'or with webpack use ace/webpack-resolver'
        );
        reportErrorIfPathIsNotConfigured = function () {};
      }
    };
    exports.version = '1.31.1';
  }
);

ace.define(
  'ace/loader_build',
  ['require', 'exports', 'module', 'ace/lib/fixoldbrowsers', 'ace/config'],
  function (require, exports, module) {
    'use strict';

    require('./lib/fixoldbrowsers');
    var config = require('./config');
    config.setLoader(function (moduleName, cb) {
      require([moduleName], function (module) {
        cb(null, module);
      });
    });

    var global = (function () {
      return this || (typeof window != 'undefined' && window);
    })();

    module.exports = function (ace) {
      config.init = init;
      config.$require = require;
      ace.require = require;

      if (typeof define === 'function') ace.define = define;
    };
    init(true);
    function init(packaged) {
      if (!global || !global.document) return;

      config.set(
        'packaged',
        packaged || require.packaged || module.packaged || (global.define && define.packaged)
      );

      var scriptOptions = {};
      var scriptUrl = '';
      var currentScript = document.currentScript || document._currentScript; // native or polyfill
      var currentDocument = (currentScript && currentScript.ownerDocument) || document;

      if (currentScript && currentScript.src) {
        scriptUrl = currentScript.src.split(/[?#]/)[0].split('/').slice(0, -1).join('/') || '';
      }

      var scripts = currentDocument.getElementsByTagName('script');
      for (var i = 0; i < scripts.length; i++) {
        var script = scripts[i];

        var src = script.src || script.getAttribute('src');
        if (!src) continue;

        var attributes = script.attributes;
        for (var j = 0, l = attributes.length; j < l; j++) {
          var attr = attributes[j];
          if (attr.name.indexOf('data-ace-') === 0) {
            scriptOptions[deHyphenate(attr.name.replace(/^data-ace-/, ''))] = attr.value;
          }
        }

        var m = src.match(/^(.*)\/ace([\-.]\w+)?\.js(\?|$)/);
        if (m) scriptUrl = m[1];
      }

      if (scriptUrl) {
        scriptOptions.base = scriptOptions.base || scriptUrl;
        scriptOptions.packaged = true;
      }

      scriptOptions.basePath = scriptOptions.base;
      scriptOptions.workerPath = scriptOptions.workerPath || scriptOptions.base;
      scriptOptions.modePath = scriptOptions.modePath || scriptOptions.base;
      scriptOptions.themePath = scriptOptions.themePath || scriptOptions.base;
      delete scriptOptions.base;

      for (var key in scriptOptions)
        if (typeof scriptOptions[key] !== 'undefined') config.set(key, scriptOptions[key]);
    }

    function deHyphenate(str) {
      return str.replace(/-(.)/g, function (m, m1) {
        return m1.toUpperCase();
      });
    }
  }
);

ace.define('ace/range', ['require', 'exports', 'module'], function (require, exports, module) {
  'use strict';
  var comparePoints = function (p1, p2) {
    return p1.row - p2.row || p1.column - p2.column;
  };
  var Range = /** @class */ (function () {
    function Range(startRow, startColumn, endRow, endColumn) {
      this.start = {
        row: startRow,
        column: startColumn
      };
      this.end = {
        row: endRow,
        column: endColumn
      };
    }
    Range.prototype.isEqual = function (range) {
      return (
        this.start.row === range.start.row &&
        this.end.row === range.end.row &&
        this.start.column === range.start.column &&
        this.end.column === range.end.column
      );
    };
    Range.prototype.toString = function () {
      return (
        'Range: [' +
        this.start.row +
        '/' +
        this.start.column +
        '] -> [' +
        this.end.row +
        '/' +
        this.end.column +
        ']'
      );
    };
    Range.prototype.contains = function (row, column) {
      return this.compare(row, column) == 0;
    };
    Range.prototype.compareRange = function (range) {
      var cmp,
        end = range.end,
        start = range.start;
      cmp = this.compare(end.row, end.column);
      if (cmp == 1) {
        cmp = this.compare(start.row, start.column);
        if (cmp == 1) {
          return 2;
        } else if (cmp == 0) {
          return 1;
        } else {
          return 0;
        }
      } else if (cmp == -1) {
        return -2;
      } else {
        cmp = this.compare(start.row, start.column);
        if (cmp == -1) {
          return -1;
        } else if (cmp == 1) {
          return 42;
        } else {
          return 0;
        }
      }
    };
    Range.prototype.comparePoint = function (p) {
      return this.compare(p.row, p.column);
    };
    Range.prototype.containsRange = function (range) {
      return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
    };
    Range.prototype.intersects = function (range) {
      var cmp = this.compareRange(range);
      return cmp == -1 || cmp == 0 || cmp == 1;
    };
    Range.prototype.isEnd = function (row, column) {
      return this.end.row == row && this.end.column == column;
    };
    Range.prototype.isStart = function (row, column) {
      return this.start.row == row && this.start.column == column;
    };
    Range.prototype.setStart = function (row, column) {
      if (typeof row == 'object') {
        this.start.column = row.column;
        this.start.row = row.row;
      } else {
        this.start.row = row;
        this.start.column = column;
      }
    };
    Range.prototype.setEnd = function (row, column) {
      if (typeof row == 'object') {
        this.end.column = row.column;
        this.end.row = row.row;
      } else {
        this.end.row = row;
        this.end.column = column;
      }
    };
    Range.prototype.inside = function (row, column) {
      if (this.compare(row, column) == 0) {
        if (this.isEnd(row, column) || this.isStart(row, column)) {
          return false;
        } else {
          return true;
        }
      }
      return false;
    };
    Range.prototype.insideStart = function (row, column) {
      if (this.compare(row, column) == 0) {
        if (this.isEnd(row, column)) {
          return false;
        } else {
          return true;
        }
      }
      return false;
    };
    Range.prototype.insideEnd = function (row, column) {
      if (this.compare(row, column) == 0) {
        if (this.isStart(row, column)) {
          return false;
        } else {
          return true;
        }
      }
      return false;
    };
    Range.prototype.compare = function (row, column) {
      if (!this.isMultiLine()) {
        if (row === this.start.row) {
          return column < this.start.column ? -1 : column > this.end.column ? 1 : 0;
        }
      }
      if (row < this.start.row) return -1;
      if (row > this.end.row) return 1;
      if (this.start.row === row) return column >= this.start.column ? 0 : -1;
      if (this.end.row === row) return column <= this.end.column ? 0 : 1;
      return 0;
    };
    Range.prototype.compareStart = function (row, column) {
      if (this.start.row == row && this.start.column == column) {
        return -1;
      } else {
        return this.compare(row, column);
      }
    };
    Range.prototype.compareEnd = function (row, column) {
      if (this.end.row == row && this.end.column == column) {
        return 1;
      } else {
        return this.compare(row, column);
      }
    };
    Range.prototype.compareInside = function (row, column) {
      if (this.end.row == row && this.end.column == column) {
        return 1;
      } else if (this.start.row == row && this.start.column == column) {
        return -1;
      } else {
        return this.compare(row, column);
      }
    };
    Range.prototype.clipRows = function (firstRow, lastRow) {
      if (this.end.row > lastRow) var end = { row: lastRow + 1, column: 0 };
      else if (this.end.row < firstRow) var end = { row: firstRow, column: 0 };
      if (this.start.row > lastRow) var start = { row: lastRow + 1, column: 0 };
      else if (this.start.row < firstRow) var start = { row: firstRow, column: 0 };
      return Range.fromPoints(start || this.start, end || this.end);
    };
    Range.prototype.extend = function (row, column) {
      var cmp = this.compare(row, column);
      if (cmp == 0) return this;
      else if (cmp == -1) var start = { row: row, column: column };
      else var end = { row: row, column: column };
      return Range.fromPoints(start || this.start, end || this.end);
    };
    Range.prototype.isEmpty = function () {
      return this.start.row === this.end.row && this.start.column === this.end.column;
    };
    Range.prototype.isMultiLine = function () {
      return this.start.row !== this.end.row;
    };
    Range.prototype.clone = function () {
      return Range.fromPoints(this.start, this.end);
    };
    Range.prototype.collapseRows = function () {
      if (this.end.column == 0)
        return new Range(this.start.row, 0, Math.max(this.start.row, this.end.row - 1), 0);
      else return new Range(this.start.row, 0, this.end.row, 0);
    };
    Range.prototype.toScreenRange = function (session) {
      var screenPosStart = session.documentToScreenPosition(this.start);
      var screenPosEnd = session.documentToScreenPosition(this.end);
      return new Range(
        screenPosStart.row,
        screenPosStart.column,
        screenPosEnd.row,
        screenPosEnd.column
      );
    };
    Range.prototype.moveBy = function (row, column) {
      this.start.row += row;
      this.start.column += column;
      this.end.row += row;
      this.end.column += column;
    };
    return Range;
  })();
  Range.fromPoints = function (start, end) {
    return new Range(start.row, start.column, end.row, end.column);
  };
  Range.comparePoints = comparePoints;
  Range.comparePoints = function (p1, p2) {
    return p1.row - p2.row || p1.column - p2.column;
  };
  exports.Range = Range;
});

ace.define(
  'ace/lib/keys',
  ['require', 'exports', 'module', 'ace/lib/oop'],
  function (require, exports, module) {
    /*! @license
==========================================================================
SproutCore -- JavaScript Application Framework
copyright 2006-2009, Sprout Systems Inc., Apple Inc. and contributors.

Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.

SproutCore and the SproutCore logo are trademarks of Sprout Systems, Inc.

For more information about SproutCore, visit http://www.sproutcore.com


==========================================================================
@license */
    'use strict';
    var oop = require('./oop');
    var Keys = (function () {
      var ret = {
        MODIFIER_KEYS: {
          16: 'Shift',
          17: 'Ctrl',
          18: 'Alt',
          224: 'Meta',
          91: 'MetaLeft',
          92: 'MetaRight',
          93: 'ContextMenu'
        },
        KEY_MODS: {
          ctrl: 1,
          alt: 2,
          option: 2,
          shift: 4,
          super: 8,
          meta: 8,
          command: 8,
          cmd: 8,
          control: 1
        },
        FUNCTION_KEYS: {
          8: 'Backspace',
          9: 'Tab',
          13: 'Return',
          19: 'Pause',
          27: 'Esc',
          32: 'Space',
          33: 'PageUp',
          34: 'PageDown',
          35: 'End',
          36: 'Home',
          37: 'Left',
          38: 'Up',
          39: 'Right',
          40: 'Down',
          44: 'Print',
          45: 'Insert',
          46: 'Delete',
          96: 'Numpad0',
          97: 'Numpad1',
          98: 'Numpad2',
          99: 'Numpad3',
          100: 'Numpad4',
          101: 'Numpad5',
          102: 'Numpad6',
          103: 'Numpad7',
          104: 'Numpad8',
          105: 'Numpad9',
          '-13': 'NumpadEnter',
          112: 'F1',
          113: 'F2',
          114: 'F3',
          115: 'F4',
          116: 'F5',
          117: 'F6',
          118: 'F7',
          119: 'F8',
          120: 'F9',
          121: 'F10',
          122: 'F11',
          123: 'F12',
          144: 'Numlock',
          145: 'Scrolllock'
        },
        PRINTABLE_KEYS: {
          32: ' ',
          48: '0',
          49: '1',
          50: '2',
          51: '3',
          52: '4',
          53: '5',
          54: '6',
          55: '7',
          56: '8',
          57: '9',
          59: ';',
          61: '=',
          65: 'a',
          66: 'b',
          67: 'c',
          68: 'd',
          69: 'e',
          70: 'f',
          71: 'g',
          72: 'h',
          73: 'i',
          74: 'j',
          75: 'k',
          76: 'l',
          77: 'm',
          78: 'n',
          79: 'o',
          80: 'p',
          81: 'q',
          82: 'r',
          83: 's',
          84: 't',
          85: 'u',
          86: 'v',
          87: 'w',
          88: 'x',
          89: 'y',
          90: 'z',
          107: '+',
          109: '-',
          110: '.',
          186: ';',
          187: '=',
          188: ',',
          189: '-',
          190: '.',
          191: '/',
          192: '`',
          219: '[',
          220: '\\',
          221: ']',
          222: "'",
          111: '/',
          106: '*'
        }
      };
      ret.PRINTABLE_KEYS[173] = '-';
      var name, i;
      for (i in ret.FUNCTION_KEYS) {
        name = ret.FUNCTION_KEYS[i].toLowerCase();
        ret[name] = parseInt(i, 10);
      }
      for (i in ret.PRINTABLE_KEYS) {
        name = ret.PRINTABLE_KEYS[i].toLowerCase();
        ret[name] = parseInt(i, 10);
      }
      oop.mixin(ret, ret.MODIFIER_KEYS);
      oop.mixin(ret, ret.PRINTABLE_KEYS);
      oop.mixin(ret, ret.FUNCTION_KEYS);
      ret.enter = ret['return'];
      ret.escape = ret.esc;
      ret.del = ret['delete'];
      (function () {
        var mods = ['cmd', 'ctrl', 'alt', 'shift'];
        for (var i = Math.pow(2, mods.length); i--; ) {
          ret.KEY_MODS[i] =
            mods
              .filter(function (x) {
                return i & ret.KEY_MODS[x];
              })
              .join('-') + '-';
        }
      })();
      ret.KEY_MODS[0] = '';
      ret.KEY_MODS[-1] = 'input-';
      return ret;
    })();
    oop.mixin(exports, Keys);
    exports.default = exports;
    exports.keyCodeToString = function (keyCode) {
      var keyString = Keys[keyCode];
      if (typeof keyString != 'string') keyString = String.fromCharCode(keyCode);
      return keyString.toLowerCase();
    };
  }
);

ace.define(
  'ace/lib/event',
  ['require', 'exports', 'module', 'ace/lib/keys', 'ace/lib/useragent'],
  function (require, exports, module) {
    'use strict';
    var keys = require('./keys');
    var useragent = require('./useragent');
    var pressedKeys = null;
    var ts = 0;
    var activeListenerOptions;
    function detectListenerOptionsSupport() {
      activeListenerOptions = false;
      try {
        document.createComment('').addEventListener('test', function () {}, {
          get passive() {
            activeListenerOptions = { passive: false };
          }
        });
      } catch (e) {}
    }
    function getListenerOptions() {
      if (activeListenerOptions == undefined) detectListenerOptionsSupport();
      return activeListenerOptions;
    }
    function EventListener(elem, type, callback) {
      this.elem = elem;
      this.type = type;
      this.callback = callback;
    }
    EventListener.prototype.destroy = function () {
      removeListener(this.elem, this.type, this.callback);
      this.elem = this.type = this.callback = undefined;
    };
    var addListener = (exports.addListener = function (elem, type, callback, destroyer) {
      elem.addEventListener(type, callback, getListenerOptions());
      if (destroyer) destroyer.$toDestroy.push(new EventListener(elem, type, callback));
    });
    var removeListener = (exports.removeListener = function (elem, type, callback) {
      elem.removeEventListener(type, callback, getListenerOptions());
    });
    exports.stopEvent = function (e) {
      exports.stopPropagation(e);
      exports.preventDefault(e);
      return false;
    };
    exports.stopPropagation = function (e) {
      if (e.stopPropagation) e.stopPropagation();
    };
    exports.preventDefault = function (e) {
      if (e.preventDefault) e.preventDefault();
    };
    exports.getButton = function (e) {
      if (e.type == 'dblclick') return 0;
      if (e.type == 'contextmenu' || (useragent.isMac && e.ctrlKey && !e.altKey && !e.shiftKey))
        return 2;
      return e.button;
    };
    exports.capture = function (el, eventHandler, releaseCaptureHandler) {
      var ownerDocument = (el && el.ownerDocument) || document;
      function onMouseUp(e) {
        eventHandler && eventHandler(e);
        releaseCaptureHandler && releaseCaptureHandler(e);
        removeListener(ownerDocument, 'mousemove', eventHandler);
        removeListener(ownerDocument, 'mouseup', onMouseUp);
        removeListener(ownerDocument, 'dragstart', onMouseUp);
      }
      addListener(ownerDocument, 'mousemove', eventHandler);
      addListener(ownerDocument, 'mouseup', onMouseUp);
      addListener(ownerDocument, 'dragstart', onMouseUp);
      return onMouseUp;
    };
    exports.addMouseWheelListener = function (el, callback, destroyer) {
      addListener(
        el,
        'wheel',
        function (e) {
          var factor = 0.15;
          var deltaX = e.deltaX || 0;
          var deltaY = e.deltaY || 0;
          switch (e.deltaMode) {
            case e.DOM_DELTA_PIXEL:
              e.wheelX = deltaX * factor;
              e.wheelY = deltaY * factor;
              break;
            case e.DOM_DELTA_LINE:
              var linePixels = 15;
              e.wheelX = deltaX * linePixels;
              e.wheelY = deltaY * linePixels;
              break;
            case e.DOM_DELTA_PAGE:
              var pagePixels = 150;
              e.wheelX = deltaX * pagePixels;
              e.wheelY = deltaY * pagePixels;
              break;
          }
          callback(e);
        },
        destroyer
      );
    };
    exports.addMultiMouseDownListener = function (
      elements,
      timeouts,
      eventHandler,
      callbackName,
      destroyer
    ) {
      var clicks = 0;
      var startX, startY, timer;
      var eventNames = {
        2: 'dblclick',
        3: 'tripleclick',
        4: 'quadclick'
      };
      function onMousedown(e) {
        if (exports.getButton(e) !== 0) {
          clicks = 0;
        } else if (e.detail > 1) {
          clicks++;
          if (clicks > 4) clicks = 1;
        } else {
          clicks = 1;
        }
        if (useragent.isIE) {
          var isNewClick = Math.abs(e.clientX - startX) > 5 || Math.abs(e.clientY - startY) > 5;
          if (!timer || isNewClick) clicks = 1;
          if (timer) clearTimeout(timer);
          timer = setTimeout(function () {
            timer = null;
          }, timeouts[clicks - 1] || 600);
          if (clicks == 1) {
            startX = e.clientX;
            startY = e.clientY;
          }
        }
        e._clicks = clicks;
        eventHandler[callbackName]('mousedown', e);
        if (clicks > 4) clicks = 0;
        else if (clicks > 1) return eventHandler[callbackName](eventNames[clicks], e);
      }
      if (!Array.isArray(elements)) elements = [elements];
      elements.forEach(function (el) {
        addListener(el, 'mousedown', onMousedown, destroyer);
      });
    };
    var getModifierHash = function (e) {
      return (
        0 | (e.ctrlKey ? 1 : 0) | (e.altKey ? 2 : 0) | (e.shiftKey ? 4 : 0) | (e.metaKey ? 8 : 0)
      );
    };
    exports.getModifierString = function (e) {
      return keys.KEY_MODS[getModifierHash(e)];
    };
    function normalizeCommandKeys(callback, e, keyCode) {
      var hashId = getModifierHash(e);
      if (!useragent.isMac && pressedKeys) {
        if (e.getModifierState && (e.getModifierState('OS') || e.getModifierState('Win')))
          hashId |= 8;
        if (pressedKeys.altGr) {
          if ((3 & hashId) != 3) pressedKeys.altGr = 0;
          else return;
        }
        if (keyCode === 18 || keyCode === 17) {
          var location = 'location' in e ? e.location : e.keyLocation;
          if (keyCode === 17 && location === 1) {
            if (pressedKeys[keyCode] == 1) ts = e.timeStamp;
          } else if (keyCode === 18 && hashId === 3 && location === 2) {
            var dt = e.timeStamp - ts;
            if (dt < 50) pressedKeys.altGr = true;
          }
        }
      }
      if (keyCode in keys.MODIFIER_KEYS) {
        keyCode = -1;
      }
      if (!hashId && keyCode === 13) {
        var location = 'location' in e ? e.location : e.keyLocation;
        if (location === 3) {
          callback(e, hashId, -keyCode);
          if (e.defaultPrevented) return;
        }
      }
      if (useragent.isChromeOS && hashId & 8) {
        callback(e, hashId, keyCode);
        if (e.defaultPrevented) return;
        else hashId &= ~8;
      }
      if (!hashId && !(keyCode in keys.FUNCTION_KEYS) && !(keyCode in keys.PRINTABLE_KEYS)) {
        return false;
      }
      return callback(e, hashId, keyCode);
    }
    exports.addCommandKeyListener = function (el, callback, destroyer) {
      if (useragent.isOldGecko || (useragent.isOpera && !('KeyboardEvent' in window))) {
        var lastKeyDownKeyCode = null;
        addListener(
          el,
          'keydown',
          function (e) {
            lastKeyDownKeyCode = e.keyCode;
          },
          destroyer
        );
        addListener(
          el,
          'keypress',
          function (e) {
            return normalizeCommandKeys(callback, e, lastKeyDownKeyCode);
          },
          destroyer
        );
      } else {
        var lastDefaultPrevented = null;
        addListener(
          el,
          'keydown',
          function (e) {
            pressedKeys[e.keyCode] = (pressedKeys[e.keyCode] || 0) + 1;
            var result = normalizeCommandKeys(callback, e, e.keyCode);
            lastDefaultPrevented = e.defaultPrevented;
            return result;
          },
          destroyer
        );
        addListener(
          el,
          'keypress',
          function (e) {
            if (lastDefaultPrevented && (e.ctrlKey || e.altKey || e.shiftKey || e.metaKey)) {
              exports.stopEvent(e);
              lastDefaultPrevented = null;
            }
          },
          destroyer
        );
        addListener(
          el,
          'keyup',
          function (e) {
            pressedKeys[e.keyCode] = null;
          },
          destroyer
        );
        if (!pressedKeys) {
          resetPressedKeys();
          addListener(window, 'focus', resetPressedKeys);
        }
      }
    };
    function resetPressedKeys() {
      pressedKeys = Object.create(null);
    }
    if (typeof window == 'object' && window.postMessage && !useragent.isOldIE) {
      var postMessageId = 1;
      exports.nextTick = function (callback, win) {
        win = win || window;
        var messageName = 'zero-timeout-message-' + postMessageId++;
        var listener = function (e) {
          if (e.data == messageName) {
            exports.stopPropagation(e);
            removeListener(win, 'message', listener);
            callback();
          }
        };
        addListener(win, 'message', listener);
        win.postMessage(messageName, '*');
      };
    }
    exports.$idleBlocked = false;
    exports.onIdle = function (cb, timeout) {
      return setTimeout(function handler() {
        if (!exports.$idleBlocked) {
          cb();
        } else {
          setTimeout(handler, 100);
        }
      }, timeout);
    };
    exports.$idleBlockId = null;
    exports.blockIdle = function (delay) {
      if (exports.$idleBlockId) clearTimeout(exports.$idleBlockId);
      exports.$idleBlocked = true;
      exports.$idleBlockId = setTimeout(function () {
        exports.$idleBlocked = false;
      }, delay || 100);
    };
    exports.nextFrame =
      typeof window == 'object' &&
      (window.requestAnimationFrame ||
        window.mozRequestAnimationFrame ||
        window.webkitRequestAnimationFrame ||
        window.msRequestAnimationFrame ||
        window.oRequestAnimationFrame);
    if (exports.nextFrame) exports.nextFrame = exports.nextFrame.bind(window);
    else
      exports.nextFrame = function (callback) {
        setTimeout(callback, 17);
      };
  }
);

ace.define('ace/clipboard', ['require', 'exports', 'module'], function (require, exports, module) {
  'use strict';
  var $cancelT;
  module.exports = {
    lineMode: false,
    pasteCancelled: function () {
      if ($cancelT && $cancelT > Date.now() - 50) return true;
      return ($cancelT = false);
    },
    cancel: function () {
      $cancelT = Date.now();
    }
  };
});

ace.define(
  'ace/keyboard/textinput',
  [
    'require',
    'exports',
    'module',
    'ace/lib/event',
    'ace/config',
    'ace/lib/useragent',
    'ace/lib/dom',
    'ace/lib/lang',
    'ace/clipboard',
    'ace/lib/keys'
  ],
  function (require, exports, module) {
    'use strict';
    var event = require('../lib/event');
    var nls = require('../config').nls;
    var useragent = require('../lib/useragent');
    var dom = require('../lib/dom');
    var lang = require('../lib/lang');
    var clipboard = require('../clipboard');
    var BROKEN_SETDATA = useragent.isChrome < 18;
    var USE_IE_MIME_TYPE = useragent.isIE;
    var HAS_FOCUS_ARGS = useragent.isChrome > 63;
    var MAX_LINE_LENGTH = 400;
    var KEYS = require('../lib/keys');
    var MODS = KEYS.KEY_MODS;
    var isIOS = useragent.isIOS;
    var valueResetRegex = isIOS ? /\s/ : /\n/;
    var isMobile = useragent.isMobile;
    var TextInput = function (parentNode, host) {
      var text = dom.createElement('textarea');
      text.className = 'ace_text-input';
      text.setAttribute('wrap', 'off');
      text.setAttribute('autocorrect', 'off');
      text.setAttribute('autocapitalize', 'off');
      text.setAttribute('spellcheck', false);
      text.style.opacity = '0';
      parentNode.insertBefore(text, parentNode.firstChild);
      var copied = false;
      var pasted = false;
      var inComposition = false;
      var sendingText = false;
      var tempStyle = '';
      if (!isMobile) text.style.fontSize = '1px';
      var commandMode = false;
      var ignoreFocusEvents = false;
      var lastValue = '';
      var lastSelectionStart = 0;
      var lastSelectionEnd = 0;
      var lastRestoreEnd = 0;
      var rowStart = Number.MAX_SAFE_INTEGER;
      var rowEnd = Number.MIN_SAFE_INTEGER;
      var numberOfExtraLines = 0;
      try {
        var isFocused = document.activeElement === text;
      } catch (e) {}
      this.setNumberOfExtraLines = function (number) {
        rowStart = Number.MAX_SAFE_INTEGER;
        rowEnd = Number.MIN_SAFE_INTEGER;
        if (number < 0) {
          numberOfExtraLines = 0;
          return;
        }
        numberOfExtraLines = number;
      };
      this.setAriaOptions = function (options) {
        if (options.activeDescendant) {
          text.setAttribute('aria-haspopup', 'true');
          text.setAttribute('aria-autocomplete', options.inline ? 'both' : 'list');
          text.setAttribute('aria-activedescendant', options.activeDescendant);
        } else {
          text.setAttribute('aria-haspopup', 'false');
          text.setAttribute('aria-autocomplete', 'both');
          text.removeAttribute('aria-activedescendant');
        }
        if (options.role) {
          text.setAttribute('role', options.role);
        }
        if (options.setLabel) {
          text.setAttribute('aria-roledescription', nls('editor'));
          if (host.session) {
            var row = host.session.selection.cursor.row;
            text.setAttribute('aria-label', nls('Cursor at row $0', [row + 1]));
          }
        }
      };
      this.setAriaOptions({ role: 'textbox' });
      event.addListener(
        text,
        'blur',
        function (e) {
          if (ignoreFocusEvents) return;
          host.onBlur(e);
          isFocused = false;
        },
        host
      );
      event.addListener(
        text,
        'focus',
        function (e) {
          if (ignoreFocusEvents) return;
          isFocused = true;
          if (useragent.isEdge) {
            try {
              if (!document.hasFocus()) return;
            } catch (e) {}
          }
          host.onFocus(e);
          if (useragent.isEdge) setTimeout(resetSelection);
          else resetSelection();
        },
        host
      );
      this.$focusScroll = false;
      this.focus = function () {
        this.setAriaOptions({
          setLabel: host.renderer.enableKeyboardAccessibility
        });
        if (tempStyle || HAS_FOCUS_ARGS || this.$focusScroll == 'browser')
          return text.focus({ preventScroll: true });
        var top = text.style.top;
        text.style.position = 'fixed';
        text.style.top = '0px';
        try {
          var isTransformed = text.getBoundingClientRect().top != 0;
        } catch (e) {
          return;
        }
        var ancestors = [];
        if (isTransformed) {
          var t = text.parentElement;
          while (t && t.nodeType == 1) {
            ancestors.push(t);
            t.setAttribute('ace_nocontext', true);
            if (!t.parentElement && t.getRootNode) t = t.getRootNode().host;
            else t = t.parentElement;
          }
        }
        text.focus({ preventScroll: true });
        if (isTransformed) {
          ancestors.forEach(function (p) {
            p.removeAttribute('ace_nocontext');
          });
        }
        setTimeout(function () {
          text.style.position = '';
          if (text.style.top == '0px') text.style.top = top;
        }, 0);
      };
      this.blur = function () {
        text.blur();
      };
      this.isFocused = function () {
        return isFocused;
      };
      host.on('beforeEndOperation', function () {
        var curOp = host.curOp;
        var commandName = curOp && curOp.command && curOp.command.name;
        if (commandName == 'insertstring') return;
        var isUserAction = commandName && (curOp.docChanged || curOp.selectionChanged);
        if (inComposition && isUserAction) {
          lastValue = text.value = '';
          onCompositionEnd();
        }
        resetSelection();
      });
      var positionToSelection = function (row, column) {
        var selection = column;
        for (var i = 1; i <= row - rowStart && i < 2 * numberOfExtraLines + 1; i++) {
          selection += host.session.getLine(row - i).length + 1;
        }
        return selection;
      };
      var resetSelection = isIOS
        ? function (value) {
            if (!isFocused || (copied && !value) || sendingText) return;
            if (!value) value = '';
            var newValue = '\n ab' + value + 'cde fg\n';
            if (newValue != text.value) text.value = lastValue = newValue;
            var selectionStart = 4;
            var selectionEnd = 4 + (value.length || (host.selection.isEmpty() ? 0 : 1));
            if (lastSelectionStart != selectionStart || lastSelectionEnd != selectionEnd) {
              text.setSelectionRange(selectionStart, selectionEnd);
            }
            lastSelectionStart = selectionStart;
            lastSelectionEnd = selectionEnd;
          }
        : function () {
            if (inComposition || sendingText) return;
            if (!isFocused && !afterContextMenu) return;
            inComposition = true;
            var selectionStart = 0;
            var selectionEnd = 0;
            var line = '';
            if (host.session) {
              var selection = host.selection;
              var range = selection.getRange();
              var row = selection.cursor.row;
              if (row === rowEnd + 1) {
                rowStart = rowEnd + 1;
                rowEnd = rowStart + 2 * numberOfExtraLines;
              } else if (row === rowStart - 1) {
                rowEnd = rowStart - 1;
                rowStart = rowEnd - 2 * numberOfExtraLines;
              } else if (row < rowStart - 1 || row > rowEnd + 1) {
                rowStart = row > numberOfExtraLines ? row - numberOfExtraLines : 0;
                rowEnd =
                  row > numberOfExtraLines ? row + numberOfExtraLines : 2 * numberOfExtraLines;
              }
              var lines = [];
              for (var i = rowStart; i <= rowEnd; i++) {
                lines.push(host.session.getLine(i));
              }
              line = lines.join('\n');
              selectionStart = positionToSelection(range.start.row, range.start.column);
              selectionEnd = positionToSelection(range.end.row, range.end.column);
              if (range.start.row < rowStart) {
                var prevLine = host.session.getLine(rowStart - 1);
                selectionStart = range.start.row < rowStart - 1 ? 0 : selectionStart;
                selectionEnd += prevLine.length + 1;
                line = prevLine + '\n' + line;
              } else if (range.end.row > rowEnd) {
                var nextLine = host.session.getLine(rowEnd + 1);
                selectionEnd = range.end.row > rowEnd + 1 ? nextLine.length : range.end.column;
                selectionEnd += line.length + 1;
                line = line + '\n' + nextLine;
              } else if (isMobile && row > 0) {
                line = '\n' + line;
                selectionEnd += 1;
                selectionStart += 1;
              }
              if (line.length > MAX_LINE_LENGTH) {
                if (selectionStart < MAX_LINE_LENGTH && selectionEnd < MAX_LINE_LENGTH) {
                  line = line.slice(0, MAX_LINE_LENGTH);
                } else {
                  line = '\n';
                  if (selectionStart == selectionEnd) {
                    selectionStart = selectionEnd = 0;
                  } else {
                    selectionStart = 0;
                    selectionEnd = 1;
                  }
                }
              }
              var newValue = line + '\n\n';
              if (newValue != lastValue) {
                text.value = lastValue = newValue;
                lastSelectionStart = lastSelectionEnd = newValue.length;
              }
            }
            if (afterContextMenu) {
              lastSelectionStart = text.selectionStart;
              lastSelectionEnd = text.selectionEnd;
            }
            if (
              lastSelectionEnd != selectionEnd ||
              lastSelectionStart != selectionStart ||
              text.selectionEnd != lastSelectionEnd // on ie edge selectionEnd changes silently after the initialization
            ) {
              try {
                text.setSelectionRange(selectionStart, selectionEnd);
                lastSelectionStart = selectionStart;
                lastSelectionEnd = selectionEnd;
              } catch (e) {}
            }
            inComposition = false;
          };
      this.resetSelection = resetSelection;
      if (isFocused) host.onFocus();
      var isAllSelected = function (text) {
        return (
          text.selectionStart === 0 &&
          text.selectionEnd >= lastValue.length &&
          text.value === lastValue &&
          lastValue &&
          text.selectionEnd !== lastSelectionEnd
        );
      };
      var onSelect = function (e) {
        if (inComposition) return;
        if (copied) {
          copied = false;
        } else if (isAllSelected(text)) {
          host.selectAll();
          resetSelection();
        } else if (isMobile && text.selectionStart != lastSelectionStart) {
          resetSelection();
        }
      };
      var inputHandler = null;
      this.setInputHandler = function (cb) {
        inputHandler = cb;
      };
      this.getInputHandler = function () {
        return inputHandler;
      };
      var afterContextMenu = false;
      var sendText = function (value, fromInput) {
        if (afterContextMenu) afterContextMenu = false;
        if (pasted) {
          resetSelection();
          if (value) host.onPaste(value);
          pasted = false;
          return '';
        } else {
          var selectionStart = text.selectionStart;
          var selectionEnd = text.selectionEnd;
          var extendLeft = lastSelectionStart;
          var extendRight = lastValue.length - lastSelectionEnd;
          var inserted = value;
          var restoreStart = value.length - selectionStart;
          var restoreEnd = value.length - selectionEnd;
          var i = 0;
          while (extendLeft > 0 && lastValue[i] == value[i]) {
            i++;
            extendLeft--;
          }
          inserted = inserted.slice(i);
          i = 1;
          while (
            extendRight > 0 &&
            lastValue.length - i > lastSelectionStart - 1 &&
            lastValue[lastValue.length - i] == value[value.length - i]
          ) {
            i++;
            extendRight--;
          }
          restoreStart -= i - 1;
          restoreEnd -= i - 1;
          var endIndex = inserted.length - i + 1;
          if (endIndex < 0) {
            extendLeft = -endIndex;
            endIndex = 0;
          }
          inserted = inserted.slice(0, endIndex);
          if (
            !fromInput &&
            !inserted &&
            !restoreStart &&
            !extendLeft &&
            !extendRight &&
            !restoreEnd
          )
            return '';
          sendingText = true;
          var shouldReset = false;
          if (useragent.isAndroid && inserted == '. ') {
            inserted = '  ';
            shouldReset = true;
          }
          if (
            (inserted && !extendLeft && !extendRight && !restoreStart && !restoreEnd) ||
            commandMode
          ) {
            host.onTextInput(inserted);
          } else {
            host.onTextInput(inserted, {
              extendLeft: extendLeft,
              extendRight: extendRight,
              restoreStart: restoreStart,
              restoreEnd: restoreEnd
            });
          }
          sendingText = false;
          lastValue = value;
          lastSelectionStart = selectionStart;
          lastSelectionEnd = selectionEnd;
          lastRestoreEnd = restoreEnd;
          return shouldReset ? '\n' : inserted;
        }
      };
      var onInput = function (e) {
        if (inComposition) return onCompositionUpdate();
        if (e && e.inputType) {
          if (e.inputType == 'historyUndo') return host.execCommand('undo');
          if (e.inputType == 'historyRedo') return host.execCommand('redo');
        }
        var data = text.value;
        var inserted = sendText(data, true);
        if (
          data.length > MAX_LINE_LENGTH + 100 ||
          valueResetRegex.test(inserted) ||
          (isMobile && lastSelectionStart < 1 && lastSelectionStart == lastSelectionEnd)
        ) {
          resetSelection();
        }
      };
      var handleClipboardData = function (e, data, forceIEMime) {
        var clipboardData = e.clipboardData || window.clipboardData;
        if (!clipboardData || BROKEN_SETDATA) return;
        var mime = USE_IE_MIME_TYPE || forceIEMime ? 'Text' : 'text/plain';
        try {
          if (data) {
            return clipboardData.setData(mime, data) !== false;
          } else {
            return clipboardData.getData(mime);
          }
        } catch (e) {
          if (!forceIEMime) return handleClipboardData(e, data, true);
        }
      };
      var doCopy = function (e, isCut) {
        var data = host.getCopyText();
        if (!data) return event.preventDefault(e);
        if (handleClipboardData(e, data)) {
          if (isIOS) {
            resetSelection(data);
            copied = data;
            setTimeout(function () {
              copied = false;
            }, 10);
          }
          isCut ? host.onCut() : host.onCopy();
          event.preventDefault(e);
        } else {
          copied = true;
          text.value = data;
          text.select();
          setTimeout(function () {
            copied = false;
            resetSelection();
            isCut ? host.onCut() : host.onCopy();
          });
        }
      };
      var onCut = function (e) {
        doCopy(e, true);
      };
      var onCopy = function (e) {
        doCopy(e, false);
      };
      var onPaste = function (e) {
        var data = handleClipboardData(e);
        if (clipboard.pasteCancelled()) return;
        if (typeof data == 'string') {
          if (data) host.onPaste(data, e);
          if (useragent.isIE) setTimeout(resetSelection);
          event.preventDefault(e);
        } else {
          text.value = '';
          pasted = true;
        }
      };
      event.addCommandKeyListener(text, host.onCommandKey.bind(host), host);
      event.addListener(text, 'select', onSelect, host);
      event.addListener(text, 'input', onInput, host);
      event.addListener(text, 'cut', onCut, host);
      event.addListener(text, 'copy', onCopy, host);
      event.addListener(text, 'paste', onPaste, host);
      if (!('oncut' in text) || !('oncopy' in text) || !('onpaste' in text)) {
        event.addListener(
          parentNode,
          'keydown',
          function (e) {
            if ((useragent.isMac && !e.metaKey) || !e.ctrlKey) return;
            switch (e.keyCode) {
              case 67:
                onCopy(e);
                break;
              case 86:
                onPaste(e);
                break;
              case 88:
                onCut(e);
                break;
            }
          },
          host
        );
      }
      var onCompositionStart = function (e) {
        if (inComposition || !host.onCompositionStart || host.$readOnly) return;
        inComposition = {};
        if (commandMode) return;
        if (e.data) inComposition.useTextareaForIME = false;
        setTimeout(onCompositionUpdate, 0);
        host._signal('compositionStart');
        host.on('mousedown', cancelComposition);
        var range = host.getSelectionRange();
        range.end.row = range.start.row;
        range.end.column = range.start.column;
        inComposition.markerRange = range;
        inComposition.selectionStart = lastSelectionStart;
        host.onCompositionStart(inComposition);
        if (inComposition.useTextareaForIME) {
          lastValue = text.value = '';
          lastSelectionStart = 0;
          lastSelectionEnd = 0;
        } else {
          if (text.msGetInputContext) inComposition.context = text.msGetInputContext();
          if (text.getInputContext) inComposition.context = text.getInputContext();
        }
      };
      var onCompositionUpdate = function () {
        if (!inComposition || !host.onCompositionUpdate || host.$readOnly) return;
        if (commandMode) return cancelComposition();
        if (inComposition.useTextareaForIME) {
          host.onCompositionUpdate(text.value);
        } else {
          var data = text.value;
          sendText(data);
          if (inComposition.markerRange) {
            if (inComposition.context) {
              inComposition.markerRange.start.column = inComposition.selectionStart =
                inComposition.context.compositionStartOffset;
            }
            inComposition.markerRange.end.column =
              inComposition.markerRange.start.column +
              lastSelectionEnd -
              inComposition.selectionStart +
              lastRestoreEnd;
          }
        }
      };
      var onCompositionEnd = function (e) {
        if (!host.onCompositionEnd || host.$readOnly) return;
        inComposition = false;
        host.onCompositionEnd();
        host.off('mousedown', cancelComposition);
        if (e) onInput();
      };
      function cancelComposition() {
        ignoreFocusEvents = true;
        text.blur();
        text.focus();
        ignoreFocusEvents = false;
      }
      var syncComposition = lang.delayedCall(onCompositionUpdate, 50).schedule.bind(null, null);
      function onKeyup(e) {
        if (e.keyCode == 27 && text.value.length < text.selectionStart) {
          if (!inComposition) lastValue = text.value;
          lastSelectionStart = lastSelectionEnd = -1;
          resetSelection();
        }
        syncComposition();
      }
      event.addListener(text, 'compositionstart', onCompositionStart, host);
      event.addListener(text, 'compositionupdate', onCompositionUpdate, host);
      event.addListener(text, 'keyup', onKeyup, host);
      event.addListener(text, 'keydown', syncComposition, host);
      event.addListener(text, 'compositionend', onCompositionEnd, host);
      this.getElement = function () {
        return text;
      };
      this.setCommandMode = function (value) {
        commandMode = value;
        text.readOnly = false;
      };
      this.setReadOnly = function (readOnly) {
        if (!commandMode) text.readOnly = readOnly;
      };
      this.setCopyWithEmptySelection = function (value) {};
      this.onContextMenu = function (e) {
        afterContextMenu = true;
        resetSelection();
        host._emit('nativecontextmenu', { target: host, domEvent: e });
        this.moveToMouse(e, true);
      };
      this.moveToMouse = function (e, bringToFront) {
        if (!tempStyle) tempStyle = text.style.cssText;
        text.style.cssText =
          (bringToFront ? 'z-index:100000;' : '') +
          (useragent.isIE ? 'opacity:0.1;' : '') +
          'text-indent: -' +
          (lastSelectionStart + lastSelectionEnd) * host.renderer.characterWidth * 0.5 +
          'px;';
        var rect = host.container.getBoundingClientRect();
        var style = dom.computedStyle(host.container);
        var top = rect.top + (parseInt(style.borderTopWidth) || 0);
        var left = rect.left + (parseInt(rect.borderLeftWidth) || 0);
        var maxTop = rect.bottom - top - text.clientHeight - 2;
        var move = function (e) {
          dom.translate(text, e.clientX - left - 2, Math.min(e.clientY - top - 2, maxTop));
        };
        move(e);
        if (e.type != 'mousedown') return;
        host.renderer.$isMousePressed = true;
        clearTimeout(closeTimeout);
        if (useragent.isWin) event.capture(host.container, move, onContextMenuClose);
      };
      this.onContextMenuClose = onContextMenuClose;
      var closeTimeout;
      function onContextMenuClose() {
        clearTimeout(closeTimeout);
        closeTimeout = setTimeout(function () {
          if (tempStyle) {
            text.style.cssText = tempStyle;
            tempStyle = '';
          }
          host.renderer.$isMousePressed = false;
          if (host.renderer.$keepTextAreaAtCursor) host.renderer.$moveTextAreaToCursor();
        }, 0);
      }
      var onContextMenu = function (e) {
        host.textInput.onContextMenu(e);
        onContextMenuClose();
      };
      event.addListener(text, 'mouseup', onContextMenu, host);
      event.addListener(
        text,
        'mousedown',
        function (e) {
          e.preventDefault();
          onContextMenuClose();
        },
        host
      );
      event.addListener(host.renderer.scroller, 'contextmenu', onContextMenu, host);
      event.addListener(text, 'contextmenu', onContextMenu, host);
      if (isIOS) addIosSelectionHandler(parentNode, host, text);
      function addIosSelectionHandler(parentNode, host, text) {
        var typingResetTimeout = null;
        var typing = false;
        text.addEventListener(
          'keydown',
          function (e) {
            if (typingResetTimeout) clearTimeout(typingResetTimeout);
            typing = true;
          },
          true
        );
        text.addEventListener(
          'keyup',
          function (e) {
            typingResetTimeout = setTimeout(function () {
              typing = false;
            }, 100);
          },
          true
        );
        var detectArrowKeys = function (e) {
          if (document.activeElement !== text) return;
          if (typing || inComposition || host.$mouseHandler.isMousePressed) return;
          if (copied) {
            return;
          }
          var selectionStart = text.selectionStart;
          var selectionEnd = text.selectionEnd;
          var key = null;
          var modifier = 0;
          if (selectionStart == 0) {
            key = KEYS.up;
          } else if (selectionStart == 1) {
            key = KEYS.home;
          } else if (selectionEnd > lastSelectionEnd && lastValue[selectionEnd] == '\n') {
            key = KEYS.end;
          } else if (selectionStart < lastSelectionStart && lastValue[selectionStart - 1] == ' ') {
            key = KEYS.left;
            modifier = MODS.option;
          } else if (
            selectionStart < lastSelectionStart ||
            (selectionStart == lastSelectionStart &&
              lastSelectionEnd != lastSelectionStart &&
              selectionStart == selectionEnd)
          ) {
            key = KEYS.left;
          } else if (
            selectionEnd > lastSelectionEnd &&
            lastValue.slice(0, selectionEnd).split('\n').length > 2
          ) {
            key = KEYS.down;
          } else if (selectionEnd > lastSelectionEnd && lastValue[selectionEnd - 1] == ' ') {
            key = KEYS.right;
            modifier = MODS.option;
          } else if (
            selectionEnd > lastSelectionEnd ||
            (selectionEnd == lastSelectionEnd &&
              lastSelectionEnd != lastSelectionStart &&
              selectionStart == selectionEnd)
          ) {
            key = KEYS.right;
          }
          if (selectionStart !== selectionEnd) modifier |= MODS.shift;
          if (key) {
            var result = host.onCommandKey({}, modifier, key);
            if (!result && host.commands) {
              key = KEYS.keyCodeToString(key);
              var command = host.commands.findKeyCommand(modifier, key);
              if (command) host.execCommand(command);
            }
            lastSelectionStart = selectionStart;
            lastSelectionEnd = selectionEnd;
            resetSelection('');
          }
        };
        document.addEventListener('selectionchange', detectArrowKeys);
        host.on('destroy', function () {
          document.removeEventListener('selectionchange', detectArrowKeys);
        });
      }
      this.destroy = function () {
        if (text.parentElement) text.parentElement.removeChild(text);
      };
    };
    exports.TextInput = TextInput;
    exports.$setUserAgentForTests = function (_isMobile, _isIOS) {
      isMobile = _isMobile;
      isIOS = _isIOS;
    };
  }
);

ace.define(
  'ace/mouse/default_handlers',
  ['require', 'exports', 'module', 'ace/lib/useragent'],
  function (require, exports, module) {
    'use strict';
    var useragent = require('../lib/useragent');
    var DRAG_OFFSET = 0; // pixels
    var SCROLL_COOLDOWN_T = 550; // milliseconds
    var DefaultHandlers = /** @class */ (function () {
      function DefaultHandlers(mouseHandler) {
        mouseHandler.$clickSelection = null;
        var editor = mouseHandler.editor;
        editor.setDefaultHandler('mousedown', this.onMouseDown.bind(mouseHandler));
        editor.setDefaultHandler('dblclick', this.onDoubleClick.bind(mouseHandler));
        editor.setDefaultHandler('tripleclick', this.onTripleClick.bind(mouseHandler));
        editor.setDefaultHandler('quadclick', this.onQuadClick.bind(mouseHandler));
        editor.setDefaultHandler('mousewheel', this.onMouseWheel.bind(mouseHandler));
        var exports = [
          'select',
          'startSelect',
          'selectEnd',
          'selectAllEnd',
          'selectByWordsEnd',
          'selectByLinesEnd',
          'dragWait',
          'dragWaitEnd',
          'focusWait'
        ];
        exports.forEach(function (x) {
          mouseHandler[x] = this[x];
        }, this);
        mouseHandler.selectByLines = this.extendSelectionBy.bind(mouseHandler, 'getLineRange');
        mouseHandler.selectByWords = this.extendSelectionBy.bind(mouseHandler, 'getWordRange');
      }
      DefaultHandlers.prototype.onMouseDown = function (ev) {
        var inSelection = ev.inSelection();
        var pos = ev.getDocumentPosition();
        this.mousedownEvent = ev;
        var editor = this.editor;
        var button = ev.getButton();
        if (button !== 0) {
          var selectionRange = editor.getSelectionRange();
          var selectionEmpty = selectionRange.isEmpty();
          if (selectionEmpty || button == 1) editor.selection.moveToPosition(pos);
          if (button == 2) {
            editor.textInput.onContextMenu(ev.domEvent);
            if (!useragent.isMozilla) ev.preventDefault();
          }
          return;
        }
        this.mousedownEvent.time = Date.now();
        if (inSelection && !editor.isFocused()) {
          editor.focus();
          if (this.$focusTimeout && !this.$clickSelection && !editor.inMultiSelectMode) {
            this.setState('focusWait');
            this.captureMouse(ev);
            return;
          }
        }
        this.captureMouse(ev);
        this.startSelect(pos, ev.domEvent._clicks > 1);
        return ev.preventDefault();
      };
      DefaultHandlers.prototype.startSelect = function (pos, waitForClickSelection) {
        pos = pos || this.editor.renderer.screenToTextCoordinates(this.x, this.y);
        var editor = this.editor;
        if (!this.mousedownEvent) return;
        if (this.mousedownEvent.getShiftKey()) editor.selection.selectToPosition(pos);
        else if (!waitForClickSelection) editor.selection.moveToPosition(pos);
        if (!waitForClickSelection) this.select();
        editor.setStyle('ace_selecting');
        this.setState('select');
      };
      DefaultHandlers.prototype.select = function () {
        var anchor,
          editor = this.editor;
        var cursor = editor.renderer.screenToTextCoordinates(this.x, this.y);
        if (this.$clickSelection) {
          var cmp = this.$clickSelection.comparePoint(cursor);
          if (cmp == -1) {
            anchor = this.$clickSelection.end;
          } else if (cmp == 1) {
            anchor = this.$clickSelection.start;
          } else {
            var orientedRange = calcRangeOrientation(this.$clickSelection, cursor);
            cursor = orientedRange.cursor;
            anchor = orientedRange.anchor;
          }
          editor.selection.setSelectionAnchor(anchor.row, anchor.column);
        }
        editor.selection.selectToPosition(cursor);
        editor.renderer.scrollCursorIntoView();
      };
      DefaultHandlers.prototype.extendSelectionBy = function (unitName) {
        var anchor,
          editor = this.editor;
        var cursor = editor.renderer.screenToTextCoordinates(this.x, this.y);
        var range = editor.selection[unitName](cursor.row, cursor.column);
        if (this.$clickSelection) {
          var cmpStart = this.$clickSelection.comparePoint(range.start);
          var cmpEnd = this.$clickSelection.comparePoint(range.end);
          if (cmpStart == -1 && cmpEnd <= 0) {
            anchor = this.$clickSelection.end;
            if (range.end.row != cursor.row || range.end.column != cursor.column)
              cursor = range.start;
          } else if (cmpEnd == 1 && cmpStart >= 0) {
            anchor = this.$clickSelection.start;
            if (range.start.row != cursor.row || range.start.column != cursor.column)
              cursor = range.end;
          } else if (cmpStart == -1 && cmpEnd == 1) {
            cursor = range.end;
            anchor = range.start;
          } else {
            var orientedRange = calcRangeOrientation(this.$clickSelection, cursor);
            cursor = orientedRange.cursor;
            anchor = orientedRange.anchor;
          }
          editor.selection.setSelectionAnchor(anchor.row, anchor.column);
        }
        editor.selection.selectToPosition(cursor);
        editor.renderer.scrollCursorIntoView();
      };
      DefaultHandlers.prototype.selectByLinesEnd = function () {
        this.$clickSelection = null;
        this.editor.unsetStyle('ace_selecting');
      };
      DefaultHandlers.prototype.focusWait = function () {
        var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
        var time = Date.now();
        if (distance > DRAG_OFFSET || time - this.mousedownEvent.time > this.$focusTimeout)
          this.startSelect(this.mousedownEvent.getDocumentPosition());
      };
      DefaultHandlers.prototype.onDoubleClick = function (ev) {
        var pos = ev.getDocumentPosition();
        var editor = this.editor;
        var session = editor.session;
        var range = session.getBracketRange(pos);
        if (range) {
          if (range.isEmpty()) {
            range.start.column--;
            range.end.column++;
          }
          this.setState('select');
        } else {
          range = editor.selection.getWordRange(pos.row, pos.column);
          this.setState('selectByWords');
        }
        this.$clickSelection = range;
        this.select();
      };
      DefaultHandlers.prototype.onTripleClick = function (ev) {
        var pos = ev.getDocumentPosition();
        var editor = this.editor;
        this.setState('selectByLines');
        var range = editor.getSelectionRange();
        if (range.isMultiLine() && range.contains(pos.row, pos.column)) {
          this.$clickSelection = editor.selection.getLineRange(range.start.row);
          this.$clickSelection.end = editor.selection.getLineRange(range.end.row).end;
        } else {
          this.$clickSelection = editor.selection.getLineRange(pos.row);
        }
        this.select();
      };
      DefaultHandlers.prototype.onQuadClick = function (ev) {
        var editor = this.editor;
        editor.selectAll();
        this.$clickSelection = editor.getSelectionRange();
        this.setState('selectAll');
      };
      DefaultHandlers.prototype.onMouseWheel = function (ev) {
        if (ev.getAccelKey()) return;
        if (ev.getShiftKey() && ev.wheelY && !ev.wheelX) {
          ev.wheelX = ev.wheelY;
          ev.wheelY = 0;
        }
        var editor = this.editor;
        if (!this.$lastScroll) this.$lastScroll = { t: 0, vx: 0, vy: 0, allowed: 0 };
        var prevScroll = this.$lastScroll;
        var t = ev.domEvent.timeStamp;
        var dt = t - prevScroll.t;
        var vx = dt ? ev.wheelX / dt : prevScroll.vx;
        var vy = dt ? ev.wheelY / dt : prevScroll.vy;
        if (dt < SCROLL_COOLDOWN_T) {
          vx = (vx + prevScroll.vx) / 2;
          vy = (vy + prevScroll.vy) / 2;
        }
        var direction = Math.abs(vx / vy);
        var canScroll = false;
        if (direction >= 1 && editor.renderer.isScrollableBy(ev.wheelX * ev.speed, 0))
          canScroll = true;
        if (direction <= 1 && editor.renderer.isScrollableBy(0, ev.wheelY * ev.speed))
          canScroll = true;
        if (canScroll) {
          prevScroll.allowed = t;
        } else if (t - prevScroll.allowed < SCROLL_COOLDOWN_T) {
          var isSlower =
            Math.abs(vx) <= 1.5 * Math.abs(prevScroll.vx) &&
            Math.abs(vy) <= 1.5 * Math.abs(prevScroll.vy);
          if (isSlower) {
            canScroll = true;
            prevScroll.allowed = t;
          } else {
            prevScroll.allowed = 0;
          }
        }
        prevScroll.t = t;
        prevScroll.vx = vx;
        prevScroll.vy = vy;
        if (canScroll) {
          editor.renderer.scrollBy(ev.wheelX * ev.speed, ev.wheelY * ev.speed);
          return ev.stop();
        }
      };
      return DefaultHandlers;
    })();
    DefaultHandlers.prototype.selectEnd = DefaultHandlers.prototype.selectByLinesEnd;
    DefaultHandlers.prototype.selectAllEnd = DefaultHandlers.prototype.selectByLinesEnd;
    DefaultHandlers.prototype.selectByWordsEnd = DefaultHandlers.prototype.selectByLinesEnd;
    exports.DefaultHandlers = DefaultHandlers;
    function calcDistance(ax, ay, bx, by) {
      return Math.sqrt(Math.pow(bx - ax, 2) + Math.pow(by - ay, 2));
    }
    function calcRangeOrientation(range, cursor) {
      if (range.start.row == range.end.row)
        var cmp = 2 * cursor.column - range.start.column - range.end.column;
      else if (range.start.row == range.end.row - 1 && !range.start.column && !range.end.column)
        var cmp = cursor.column - 4;
      else var cmp = 2 * cursor.row - range.start.row - range.end.row;
      if (cmp < 0) return { cursor: range.start, anchor: range.end };
      else return { cursor: range.end, anchor: range.start };
    }
  }
);

ace.define(
  'ace/tooltip',
  ['require', 'exports', 'module', 'ace/lib/dom', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var __values =
      (this && this.__values) ||
      function (o) {
        var s = typeof Symbol === 'function' && Symbol.iterator,
          m = s && o[s],
          i = 0;
        if (m) return m.call(o);
        if (o && typeof o.length === 'number')
          return {
            next: function () {
              if (o && i >= o.length) o = void 0;
              return { value: o && o[i++], done: !o };
            }
          };
        throw new TypeError(s ? 'Object is not iterable.' : 'Symbol.iterator is not defined.');
      };
    var dom = require('./lib/dom');
    var Range = require('./range').Range;
    var CLASSNAME = 'ace_tooltip';
    var Tooltip = /** @class */ (function () {
      function Tooltip(parentNode) {
        this.isOpen = false;
        this.$element = null;
        this.$parentNode = parentNode;
      }
      Tooltip.prototype.$init = function () {
        this.$element = dom.createElement('div');
        this.$element.className = CLASSNAME;
        this.$element.style.display = 'none';
        this.$parentNode.appendChild(this.$element);
        return this.$element;
      };
      Tooltip.prototype.getElement = function () {
        return this.$element || this.$init();
      };
      Tooltip.prototype.setText = function (text) {
        this.getElement().textContent = text;
      };
      Tooltip.prototype.setHtml = function (html) {
        this.getElement().innerHTML = html;
      };
      Tooltip.prototype.setPosition = function (x, y) {
        this.getElement().style.left = x + 'px';
        this.getElement().style.top = y + 'px';
      };
      Tooltip.prototype.setClassName = function (className) {
        dom.addCssClass(this.getElement(), className);
      };
      Tooltip.prototype.setTheme = function (theme) {
        this.$element.className =
          CLASSNAME + ' ' + (theme.isDark ? 'ace_dark ' : '') + (theme.cssClass || '');
      };
      Tooltip.prototype.show = function (text, x, y) {
        if (text != null) this.setText(text);
        if (x != null && y != null) this.setPosition(x, y);
        if (!this.isOpen) {
          this.getElement().style.display = 'block';
          this.isOpen = true;
        }
      };
      Tooltip.prototype.hide = function () {
        if (this.isOpen) {
          this.getElement().style.display = 'none';
          this.getElement().className = CLASSNAME;
          this.isOpen = false;
        }
      };
      Tooltip.prototype.getHeight = function () {
        return this.getElement().offsetHeight;
      };
      Tooltip.prototype.getWidth = function () {
        return this.getElement().offsetWidth;
      };
      Tooltip.prototype.destroy = function () {
        this.isOpen = false;
        if (this.$element && this.$element.parentNode) {
          this.$element.parentNode.removeChild(this.$element);
        }
      };
      return Tooltip;
    })();
    var PopupManager = /** @class */ (function () {
      function PopupManager() {
        this.popups = [];
      }
      PopupManager.prototype.addPopup = function (popup) {
        this.popups.push(popup);
        this.updatePopups();
      };
      PopupManager.prototype.removePopup = function (popup) {
        var index = this.popups.indexOf(popup);
        if (index !== -1) {
          this.popups.splice(index, 1);
          this.updatePopups();
        }
      };
      PopupManager.prototype.updatePopups = function () {
        var e_1, _a, e_2, _b;
        this.popups.sort(function (a, b) {
          return b.priority - a.priority;
        });
        var visiblepopups = [];
        try {
          for (var _c = __values(this.popups), _d = _c.next(); !_d.done; _d = _c.next()) {
            var popup = _d.value;
            var shouldDisplay = true;
            try {
              for (
                var visiblepopups_1 = ((e_2 = void 0), __values(visiblepopups)),
                  visiblepopups_1_1 = visiblepopups_1.next();
                !visiblepopups_1_1.done;
                visiblepopups_1_1 = visiblepopups_1.next()
              ) {
                var visiblePopup = visiblepopups_1_1.value;
                if (this.doPopupsOverlap(visiblePopup, popup)) {
                  shouldDisplay = false;
                  break;
                }
              }
            } catch (e_2_1) {
              e_2 = { error: e_2_1 };
            } finally {
              try {
                if (visiblepopups_1_1 && !visiblepopups_1_1.done && (_b = visiblepopups_1.return))
                  _b.call(visiblepopups_1);
              } finally {
                if (e_2) throw e_2.error;
              }
            }
            if (shouldDisplay) {
              visiblepopups.push(popup);
            } else {
              popup.hide();
            }
          }
        } catch (e_1_1) {
          e_1 = { error: e_1_1 };
        } finally {
          try {
            if (_d && !_d.done && (_a = _c.return)) _a.call(_c);
          } finally {
            if (e_1) throw e_1.error;
          }
        }
      };
      PopupManager.prototype.doPopupsOverlap = function (popupA, popupB) {
        var rectA = popupA.getElement().getBoundingClientRect();
        var rectB = popupB.getElement().getBoundingClientRect();
        return (
          rectA.left < rectB.right &&
          rectA.right > rectB.left &&
          rectA.top < rectB.bottom &&
          rectA.bottom > rectB.top
        );
      };
      return PopupManager;
    })();
    var popupManager = new PopupManager();
    exports.popupManager = popupManager;
    exports.Tooltip = Tooltip;
    var HoverTooltip = /** @class */ (function (_super) {
      __extends(HoverTooltip, _super);
      function HoverTooltip(parentNode) {
        if (parentNode === void 0) {
          parentNode = document.body;
        }
        var _this = _super.call(this, parentNode) || this;
        _this.timeout = undefined;
        _this.lastT = 0;
        _this.idleTime = 350;
        _this.lastEvent = undefined;
        _this.onMouseOut = _this.onMouseOut.bind(_this);
        _this.onMouseMove = _this.onMouseMove.bind(_this);
        _this.waitForHover = _this.waitForHover.bind(_this);
        _this.hide = _this.hide.bind(_this);
        var el = _this.getElement();
        el.style.whiteSpace = 'pre-wrap';
        el.style.pointerEvents = 'auto';
        el.addEventListener('mouseout', _this.onMouseOut);
        el.tabIndex = -1;
        el.addEventListener(
          'blur',
          function () {
            if (!el.contains(document.activeElement)) this.hide();
          }.bind(_this)
        );
        return _this;
      }
      HoverTooltip.prototype.addToEditor = function (editor) {
        editor.on('mousemove', this.onMouseMove);
        editor.on('mousedown', this.hide);
        editor.renderer.getMouseEventTarget().addEventListener('mouseout', this.onMouseOut, true);
      };
      HoverTooltip.prototype.removeFromEditor = function (editor) {
        editor.off('mousemove', this.onMouseMove);
        editor.off('mousedown', this.hide);
        editor.renderer
          .getMouseEventTarget()
          .removeEventListener('mouseout', this.onMouseOut, true);
        if (this.timeout) {
          clearTimeout(this.timeout);
          this.timeout = null;
        }
      };
      HoverTooltip.prototype.onMouseMove = function (e, editor) {
        this.lastEvent = e;
        this.lastT = Date.now();
        var isMousePressed = editor.$mouseHandler.isMousePressed;
        if (this.isOpen) {
          var pos = this.lastEvent && this.lastEvent.getDocumentPosition();
          if (
            !this.range ||
            !this.range.contains(pos.row, pos.column) ||
            isMousePressed ||
            this.isOutsideOfText(this.lastEvent)
          ) {
            this.hide();
          }
        }
        if (this.timeout || isMousePressed) return;
        this.lastEvent = e;
        this.timeout = setTimeout(this.waitForHover, this.idleTime);
      };
      HoverTooltip.prototype.waitForHover = function () {
        if (this.timeout) clearTimeout(this.timeout);
        var dt = Date.now() - this.lastT;
        if (this.idleTime - dt > 10) {
          this.timeout = setTimeout(this.waitForHover, this.idleTime - dt);
          return;
        }
        this.timeout = null;
        if (this.lastEvent && !this.isOutsideOfText(this.lastEvent)) {
          this.$gatherData(this.lastEvent, this.lastEvent.editor);
        }
      };
      HoverTooltip.prototype.isOutsideOfText = function (e) {
        var editor = e.editor;
        var docPos = e.getDocumentPosition();
        var line = editor.session.getLine(docPos.row);
        if (docPos.column == line.length) {
          var screenPos = editor.renderer.pixelToScreenCoordinates(e.clientX, e.clientY);
          var clippedPos = editor.session.documentToScreenPosition(docPos.row, docPos.column);
          if (clippedPos.column != screenPos.column || clippedPos.row != screenPos.row) {
            return true;
          }
        }
        return false;
      };
      HoverTooltip.prototype.setDataProvider = function (value) {
        this.$gatherData = value;
      };
      HoverTooltip.prototype.showForRange = function (editor, range, domNode, startingEvent) {
        if (startingEvent && startingEvent != this.lastEvent) return;
        if (this.isOpen && document.activeElement == this.getElement()) return;
        var renderer = editor.renderer;
        if (!this.isOpen) {
          popupManager.addPopup(this);
          this.$registerCloseEvents();
          this.setTheme(renderer.theme);
        }
        this.isOpen = true;
        this.addMarker(range, editor.session);
        this.range = Range.fromPoints(range.start, range.end);
        var element = this.getElement();
        element.innerHTML = '';
        element.appendChild(domNode);
        element.style.display = 'block';
        var position = renderer.textToScreenCoordinates(range.start.row, range.start.column);
        var labelHeight = element.clientHeight;
        var rect = renderer.scroller.getBoundingClientRect();
        var isAbove = true;
        if (position.pageY - labelHeight < 0) {
          isAbove = false;
        }
        if (isAbove) {
          position.pageY -= labelHeight;
        } else {
          position.pageY += renderer.lineHeight;
        }
        element.style.maxWidth = rect.width - (position.pageX - rect.left) + 'px';
        this.setPosition(position.pageX, position.pageY);
      };
      HoverTooltip.prototype.addMarker = function (range, session) {
        if (this.marker) {
          this.$markerSession.removeMarker(this.marker);
        }
        this.$markerSession = session;
        this.marker = session && session.addMarker(range, 'ace_highlight-marker', 'text');
      };
      HoverTooltip.prototype.hide = function (e) {
        if (!e && document.activeElement == this.getElement()) return;
        if (
          e &&
          e.target &&
          (e.type != 'keydown' || e.ctrlKey || e.metaKey) &&
          this.$element.contains(e.target)
        )
          return;
        this.lastEvent = null;
        if (this.timeout) clearTimeout(this.timeout);
        this.timeout = null;
        this.addMarker(null);
        if (this.isOpen) {
          this.$removeCloseEvents();
          this.getElement().style.display = 'none';
          this.isOpen = false;
          popupManager.removePopup(this);
        }
      };
      HoverTooltip.prototype.$registerCloseEvents = function () {
        window.addEventListener('keydown', this.hide, true);
        window.addEventListener('mousewheel', this.hide, true);
        window.addEventListener('mousedown', this.hide, true);
      };
      HoverTooltip.prototype.$removeCloseEvents = function () {
        window.removeEventListener('keydown', this.hide, true);
        window.removeEventListener('mousewheel', this.hide, true);
        window.removeEventListener('mousedown', this.hide, true);
      };
      HoverTooltip.prototype.onMouseOut = function (e) {
        if (this.timeout) {
          clearTimeout(this.timeout);
          this.timeout = null;
        }
        this.lastEvent = null;
        if (!this.isOpen) return;
        if (!e.relatedTarget || e.relatedTarget == this.getElement()) return;
        if (e && e.currentTarget.contains(e.relatedTarget)) return;
        if (!e.relatedTarget.classList.contains('ace_content')) this.hide();
      };
      return HoverTooltip;
    })(Tooltip);
    exports.HoverTooltip = HoverTooltip;
  }
);

ace.define(
  'ace/mouse/default_gutter_handler',
  ['require', 'exports', 'module', 'ace/lib/dom', 'ace/lib/event', 'ace/tooltip', 'ace/config'],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var __values =
      (this && this.__values) ||
      function (o) {
        var s = typeof Symbol === 'function' && Symbol.iterator,
          m = s && o[s],
          i = 0;
        if (m) return m.call(o);
        if (o && typeof o.length === 'number')
          return {
            next: function () {
              if (o && i >= o.length) o = void 0;
              return { value: o && o[i++], done: !o };
            }
          };
        throw new TypeError(s ? 'Object is not iterable.' : 'Symbol.iterator is not defined.');
      };
    var dom = require('../lib/dom');
    var event = require('../lib/event');
    var Tooltip = require('../tooltip').Tooltip;
    var nls = require('../config').nls;
    function GutterHandler(mouseHandler) {
      var editor = mouseHandler.editor;
      var gutter = editor.renderer.$gutterLayer;
      var tooltip = new GutterTooltip(editor);
      mouseHandler.editor.setDefaultHandler('guttermousedown', function (e) {
        if (!editor.isFocused() || e.getButton() != 0) return;
        var gutterRegion = gutter.getRegion(e);
        if (gutterRegion == 'foldWidgets') return;
        var row = e.getDocumentPosition().row;
        var selection = editor.session.selection;
        if (e.getShiftKey()) selection.selectTo(row, 0);
        else {
          if (e.domEvent.detail == 2) {
            editor.selectAll();
            return e.preventDefault();
          }
          mouseHandler.$clickSelection = editor.selection.getLineRange(row);
        }
        mouseHandler.setState('selectByLines');
        mouseHandler.captureMouse(e);
        return e.preventDefault();
      });
      var tooltipTimeout, mouseEvent;
      function showTooltip() {
        var row = mouseEvent.getDocumentPosition().row;
        var maxRow = editor.session.getLength();
        if (row == maxRow) {
          var screenRow = editor.renderer.pixelToScreenCoordinates(0, mouseEvent.y).row;
          var pos = mouseEvent.$pos;
          if (screenRow > editor.session.documentToScreenRow(pos.row, pos.column))
            return hideTooltip();
        }
        tooltip.showTooltip(row);
        if (!tooltip.isOpen) return;
        editor.on('mousewheel', hideTooltip);
        if (mouseHandler.$tooltipFollowsMouse) {
          moveTooltip(mouseEvent);
        } else {
          var gutterRow = mouseEvent.getGutterRow();
          var gutterCell = gutter.$lines.get(gutterRow);
          if (gutterCell) {
            var gutterElement = gutterCell.element.querySelector('.ace_gutter_annotation');
            var rect = gutterElement.getBoundingClientRect();
            var style = tooltip.getElement().style;
            style.left = rect.right + 'px';
            style.top = rect.bottom + 'px';
          } else {
            moveTooltip(mouseEvent);
          }
        }
      }
      function hideTooltip() {
        if (tooltipTimeout) tooltipTimeout = clearTimeout(tooltipTimeout);
        if (tooltip.isOpen) {
          tooltip.hideTooltip();
          editor.off('mousewheel', hideTooltip);
        }
      }
      function moveTooltip(e) {
        tooltip.setPosition(e.x, e.y);
      }
      mouseHandler.editor.setDefaultHandler('guttermousemove', function (e) {
        var target = e.domEvent.target || e.domEvent.srcElement;
        if (dom.hasCssClass(target, 'ace_fold-widget')) return hideTooltip();
        if (tooltip.isOpen && mouseHandler.$tooltipFollowsMouse) moveTooltip(e);
        mouseEvent = e;
        if (tooltipTimeout) return;
        tooltipTimeout = setTimeout(function () {
          tooltipTimeout = null;
          if (mouseEvent && !mouseHandler.isMousePressed) showTooltip();
          else hideTooltip();
        }, 50);
      });
      event.addListener(
        editor.renderer.$gutter,
        'mouseout',
        function (e) {
          mouseEvent = null;
          if (!tooltip.isOpen || tooltipTimeout) return;
          tooltipTimeout = setTimeout(function () {
            tooltipTimeout = null;
            hideTooltip();
          }, 50);
        },
        editor
      );
      editor.on('changeSession', hideTooltip);
      editor.on('input', hideTooltip);
    }
    exports.GutterHandler = GutterHandler;
    var GutterTooltip = /** @class */ (function (_super) {
      __extends(GutterTooltip, _super);
      function GutterTooltip(editor) {
        var _this = _super.call(this, editor.container) || this;
        _this.editor = editor;
        return _this;
      }
      GutterTooltip.prototype.setPosition = function (x, y) {
        var windowWidth = window.innerWidth || document.documentElement.clientWidth;
        var windowHeight = window.innerHeight || document.documentElement.clientHeight;
        var width = this.getWidth();
        var height = this.getHeight();
        x += 15;
        y += 15;
        if (x + width > windowWidth) {
          x -= x + width - windowWidth;
        }
        if (y + height > windowHeight) {
          y -= 20 + height;
        }
        Tooltip.prototype.setPosition.call(this, x, y);
      };
      Object.defineProperty(GutterTooltip, 'annotationLabels', {
        get: function () {
          return {
            error: { singular: nls('error'), plural: nls('errors') },
            warning: { singular: nls('warning'), plural: nls('warnings') },
            info: { singular: nls('information message'), plural: nls('information messages') }
          };
        },
        enumerable: false,
        configurable: true
      });
      GutterTooltip.prototype.showTooltip = function (row) {
        var gutter = this.editor.renderer.$gutterLayer;
        var annotationsInRow = gutter.$annotations[row];
        var annotation;
        if (annotationsInRow)
          annotation = {
            text: Array.from(annotationsInRow.text),
            type: Array.from(annotationsInRow.type)
          };
        else annotation = { text: [], type: [] };
        var fold = gutter.session.getFoldLine(row);
        if (fold && gutter.$showFoldedAnnotations) {
          var annotationsInFold = { error: [], warning: [], info: [] };
          var mostSevereAnnotationInFoldType;
          for (var i = row + 1; i <= fold.end.row; i++) {
            if (!gutter.$annotations[i]) continue;
            for (var j = 0; j < gutter.$annotations[i].text.length; j++) {
              var annotationType = gutter.$annotations[i].type[j];
              annotationsInFold[annotationType].push(gutter.$annotations[i].text[j]);
              if (annotationType === 'error') {
                mostSevereAnnotationInFoldType = 'error_fold';
                continue;
              }
              if (annotationType === 'warning') {
                mostSevereAnnotationInFoldType = 'warning_fold';
                continue;
              }
            }
          }
          if (
            mostSevereAnnotationInFoldType === 'error_fold' ||
            mostSevereAnnotationInFoldType === 'warning_fold'
          ) {
            var summaryFoldedAnnotations = ''.concat(
              GutterTooltip.annotationsToSummaryString(annotationsInFold),
              ' in folded code.'
            );
            annotation.text.push(summaryFoldedAnnotations);
            annotation.type.push(mostSevereAnnotationInFoldType);
          }
        }
        if (annotation.text.length === 0) return this.hide();
        var annotationMessages = { error: [], warning: [], info: [] };
        var iconClassName = gutter.$useSvgGutterIcons ? 'ace_icon_svg' : 'ace_icon';
        for (var i = 0; i < annotation.text.length; i++) {
          var line = "<span class='ace_"
            .concat(annotation.type[i], ' ')
            .concat(iconClassName, "' aria-label='")
            .concat(
              GutterTooltip.annotationLabels[annotation.type[i].replace('_fold', '')].singular,
              "' role=img> </span> "
            )
            .concat(annotation.text[i]);
          annotationMessages[annotation.type[i].replace('_fold', '')].push(line);
        }
        var tooltipContent = []
          .concat(annotationMessages.error, annotationMessages.warning, annotationMessages.info)
          .join('<br>');
        this.setHtml(tooltipContent);
        this.$element.setAttribute('aria-live', 'polite');
        if (!this.isOpen) {
          this.setTheme(this.editor.renderer.theme);
          this.setClassName('ace_gutter-tooltip');
        }
        this.show();
        this.editor._signal('showGutterTooltip', this);
      };
      GutterTooltip.prototype.hideTooltip = function () {
        this.$element.removeAttribute('aria-live');
        this.hide();
        this.editor._signal('hideGutterTooltip', this);
      };
      GutterTooltip.annotationsToSummaryString = function (annotations) {
        var e_1, _a;
        var summary = [];
        var annotationTypes = ['error', 'warning', 'info'];
        try {
          for (
            var annotationTypes_1 = __values(annotationTypes),
              annotationTypes_1_1 = annotationTypes_1.next();
            !annotationTypes_1_1.done;
            annotationTypes_1_1 = annotationTypes_1.next()
          ) {
            var annotationType = annotationTypes_1_1.value;
            if (!annotations[annotationType].length) continue;
            var label =
              annotations[annotationType].length === 1
                ? GutterTooltip.annotationLabels[annotationType].singular
                : GutterTooltip.annotationLabels[annotationType].plural;
            summary.push(''.concat(annotations[annotationType].length, ' ').concat(label));
          }
        } catch (e_1_1) {
          e_1 = { error: e_1_1 };
        } finally {
          try {
            if (annotationTypes_1_1 && !annotationTypes_1_1.done && (_a = annotationTypes_1.return))
              _a.call(annotationTypes_1);
          } finally {
            if (e_1) throw e_1.error;
          }
        }
        return summary.join(', ');
      };
      return GutterTooltip;
    })(Tooltip);
    exports.GutterTooltip = GutterTooltip;
  }
);

ace.define(
  'ace/mouse/mouse_event',
  ['require', 'exports', 'module', 'ace/lib/event', 'ace/lib/useragent'],
  function (require, exports, module) {
    'use strict';
    var event = require('../lib/event');
    var useragent = require('../lib/useragent');
    var MouseEvent = /** @class */ (function () {
      function MouseEvent(domEvent, editor) {
        this.domEvent = domEvent;
        this.editor = editor;
        this.x = this.clientX = domEvent.clientX;
        this.y = this.clientY = domEvent.clientY;
        this.$pos = null;
        this.$inSelection = null;
        this.propagationStopped = false;
        this.defaultPrevented = false;
      }
      MouseEvent.prototype.stopPropagation = function () {
        event.stopPropagation(this.domEvent);
        this.propagationStopped = true;
      };
      MouseEvent.prototype.preventDefault = function () {
        event.preventDefault(this.domEvent);
        this.defaultPrevented = true;
      };
      MouseEvent.prototype.stop = function () {
        this.stopPropagation();
        this.preventDefault();
      };
      MouseEvent.prototype.getDocumentPosition = function () {
        if (this.$pos) return this.$pos;
        this.$pos = this.editor.renderer.screenToTextCoordinates(this.clientX, this.clientY);
        return this.$pos;
      };
      MouseEvent.prototype.getGutterRow = function () {
        var documentRow = this.getDocumentPosition().row;
        var screenRow = this.editor.session.documentToScreenRow(documentRow, 0);
        var screenTopRow = this.editor.session.documentToScreenRow(
          this.editor.renderer.$gutterLayer.$lines.get(0).row,
          0
        );
        return screenRow - screenTopRow;
      };
      MouseEvent.prototype.inSelection = function () {
        if (this.$inSelection !== null) return this.$inSelection;
        var editor = this.editor;
        var selectionRange = editor.getSelectionRange();
        if (selectionRange.isEmpty()) this.$inSelection = false;
        else {
          var pos = this.getDocumentPosition();
          this.$inSelection = selectionRange.contains(pos.row, pos.column);
        }
        return this.$inSelection;
      };
      MouseEvent.prototype.getButton = function () {
        return event.getButton(this.domEvent);
      };
      MouseEvent.prototype.getShiftKey = function () {
        return this.domEvent.shiftKey;
      };
      MouseEvent.prototype.getAccelKey = function () {
        return useragent.isMac ? this.domEvent.metaKey : this.domEvent.ctrlKey;
      };
      return MouseEvent;
    })();
    exports.MouseEvent = MouseEvent;
  }
);

ace.define(
  'ace/mouse/dragdrop_handler',
  ['require', 'exports', 'module', 'ace/lib/dom', 'ace/lib/event', 'ace/lib/useragent'],
  function (require, exports, module) {
    'use strict';
    var dom = require('../lib/dom');
    var event = require('../lib/event');
    var useragent = require('../lib/useragent');
    var AUTOSCROLL_DELAY = 200;
    var SCROLL_CURSOR_DELAY = 200;
    var SCROLL_CURSOR_HYSTERESIS = 5;
    function DragdropHandler(mouseHandler) {
      var editor = mouseHandler.editor;
      var dragImage = dom.createElement('div');
      dragImage.style.cssText = 'top:-100px;position:absolute;z-index:2147483647;opacity:0.5';
      dragImage.textContent = '\xa0';
      var exports = ['dragWait', 'dragWaitEnd', 'startDrag', 'dragReadyEnd', 'onMouseDrag'];
      exports.forEach(function (x) {
        mouseHandler[x] = this[x];
      }, this);
      editor.on('mousedown', this.onMouseDown.bind(mouseHandler));
      var mouseTarget = editor.container;
      var dragSelectionMarker, x, y;
      var timerId, range;
      var dragCursor,
        counter = 0;
      var dragOperation;
      var isInternal;
      var autoScrollStartTime;
      var cursorMovedTime;
      var cursorPointOnCaretMoved;
      this.onDragStart = function (e) {
        if (this.cancelDrag || !mouseTarget.draggable) {
          var self = this;
          setTimeout(function () {
            self.startSelect();
            self.captureMouse(e);
          }, 0);
          return e.preventDefault();
        }
        range = editor.getSelectionRange();
        var dataTransfer = e.dataTransfer;
        dataTransfer.effectAllowed = editor.getReadOnly() ? 'copy' : 'copyMove';
        editor.container.appendChild(dragImage);
        dataTransfer.setDragImage && dataTransfer.setDragImage(dragImage, 0, 0);
        setTimeout(function () {
          editor.container.removeChild(dragImage);
        });
        dataTransfer.clearData();
        dataTransfer.setData('Text', editor.session.getTextRange());
        isInternal = true;
        this.setState('drag');
      };
      this.onDragEnd = function (e) {
        mouseTarget.draggable = false;
        isInternal = false;
        this.setState(null);
        if (!editor.getReadOnly()) {
          var dropEffect = e.dataTransfer.dropEffect;
          if (!dragOperation && dropEffect == 'move')
            editor.session.remove(editor.getSelectionRange());
          editor.$resetCursorStyle();
        }
        this.editor.unsetStyle('ace_dragging');
        this.editor.renderer.setCursorStyle('');
      };
      this.onDragEnter = function (e) {
        if (editor.getReadOnly() || !canAccept(e.dataTransfer)) return;
        x = e.clientX;
        y = e.clientY;
        if (!dragSelectionMarker) addDragMarker();
        counter++;
        e.dataTransfer.dropEffect = dragOperation = getDropEffect(e);
        return event.preventDefault(e);
      };
      this.onDragOver = function (e) {
        if (editor.getReadOnly() || !canAccept(e.dataTransfer)) return;
        x = e.clientX;
        y = e.clientY;
        if (!dragSelectionMarker) {
          addDragMarker();
          counter++;
        }
        if (onMouseMoveTimer !== null) onMouseMoveTimer = null;
        e.dataTransfer.dropEffect = dragOperation = getDropEffect(e);
        return event.preventDefault(e);
      };
      this.onDragLeave = function (e) {
        counter--;
        if (counter <= 0 && dragSelectionMarker) {
          clearDragMarker();
          dragOperation = null;
          return event.preventDefault(e);
        }
      };
      this.onDrop = function (e) {
        if (!dragCursor) return;
        var dataTransfer = e.dataTransfer;
        if (isInternal) {
          switch (dragOperation) {
            case 'move':
              if (range.contains(dragCursor.row, dragCursor.column)) {
                range = {
                  start: dragCursor,
                  end: dragCursor
                };
              } else {
                range = editor.moveText(range, dragCursor);
              }
              break;
            case 'copy':
              range = editor.moveText(range, dragCursor, true);
              break;
          }
        } else {
          var dropData = dataTransfer.getData('Text');
          range = {
            start: dragCursor,
            end: editor.session.insert(dragCursor, dropData)
          };
          editor.focus();
          dragOperation = null;
        }
        clearDragMarker();
        return event.preventDefault(e);
      };
      event.addListener(mouseTarget, 'dragstart', this.onDragStart.bind(mouseHandler), editor);
      event.addListener(mouseTarget, 'dragend', this.onDragEnd.bind(mouseHandler), editor);
      event.addListener(mouseTarget, 'dragenter', this.onDragEnter.bind(mouseHandler), editor);
      event.addListener(mouseTarget, 'dragover', this.onDragOver.bind(mouseHandler), editor);
      event.addListener(mouseTarget, 'dragleave', this.onDragLeave.bind(mouseHandler), editor);
      event.addListener(mouseTarget, 'drop', this.onDrop.bind(mouseHandler), editor);
      function scrollCursorIntoView(cursor, prevCursor) {
        var now = Date.now();
        var vMovement = !prevCursor || cursor.row != prevCursor.row;
        var hMovement = !prevCursor || cursor.column != prevCursor.column;
        if (!cursorMovedTime || vMovement || hMovement) {
          editor.moveCursorToPosition(cursor);
          cursorMovedTime = now;
          cursorPointOnCaretMoved = { x: x, y: y };
        } else {
          var distance = calcDistance(cursorPointOnCaretMoved.x, cursorPointOnCaretMoved.y, x, y);
          if (distance > SCROLL_CURSOR_HYSTERESIS) {
            cursorMovedTime = null;
          } else if (now - cursorMovedTime >= SCROLL_CURSOR_DELAY) {
            editor.renderer.scrollCursorIntoView();
            cursorMovedTime = null;
          }
        }
      }
      function autoScroll(cursor, prevCursor) {
        var now = Date.now();
        var lineHeight = editor.renderer.layerConfig.lineHeight;
        var characterWidth = editor.renderer.layerConfig.characterWidth;
        var editorRect = editor.renderer.scroller.getBoundingClientRect();
        var offsets = {
          x: {
            left: x - editorRect.left,
            right: editorRect.right - x
          },
          y: {
            top: y - editorRect.top,
            bottom: editorRect.bottom - y
          }
        };
        var nearestXOffset = Math.min(offsets.x.left, offsets.x.right);
        var nearestYOffset = Math.min(offsets.y.top, offsets.y.bottom);
        var scrollCursor = { row: cursor.row, column: cursor.column };
        if (nearestXOffset / characterWidth <= 2) {
          scrollCursor.column += offsets.x.left < offsets.x.right ? -3 : +2;
        }
        if (nearestYOffset / lineHeight <= 1) {
          scrollCursor.row += offsets.y.top < offsets.y.bottom ? -1 : +1;
        }
        var vScroll = cursor.row != scrollCursor.row;
        var hScroll = cursor.column != scrollCursor.column;
        var vMovement = !prevCursor || cursor.row != prevCursor.row;
        if (vScroll || (hScroll && !vMovement)) {
          if (!autoScrollStartTime) autoScrollStartTime = now;
          else if (now - autoScrollStartTime >= AUTOSCROLL_DELAY)
            editor.renderer.scrollCursorIntoView(scrollCursor);
        } else {
          autoScrollStartTime = null;
        }
      }
      function onDragInterval() {
        var prevCursor = dragCursor;
        dragCursor = editor.renderer.screenToTextCoordinates(x, y);
        scrollCursorIntoView(dragCursor, prevCursor);
        autoScroll(dragCursor, prevCursor);
      }
      function addDragMarker() {
        range = editor.selection.toOrientedRange();
        dragSelectionMarker = editor.session.addMarker(
          range,
          'ace_selection',
          editor.getSelectionStyle()
        );
        editor.clearSelection();
        if (editor.isFocused()) editor.renderer.$cursorLayer.setBlinking(false);
        clearInterval(timerId);
        onDragInterval();
        timerId = setInterval(onDragInterval, 20);
        counter = 0;
        event.addListener(document, 'mousemove', onMouseMove);
      }
      function clearDragMarker() {
        clearInterval(timerId);
        editor.session.removeMarker(dragSelectionMarker);
        dragSelectionMarker = null;
        editor.selection.fromOrientedRange(range);
        if (editor.isFocused() && !isInternal) editor.$resetCursorStyle();
        range = null;
        dragCursor = null;
        counter = 0;
        autoScrollStartTime = null;
        cursorMovedTime = null;
        event.removeListener(document, 'mousemove', onMouseMove);
      }
      var onMouseMoveTimer = null;
      function onMouseMove() {
        if (onMouseMoveTimer == null) {
          onMouseMoveTimer = setTimeout(function () {
            if (onMouseMoveTimer != null && dragSelectionMarker) clearDragMarker();
          }, 20);
        }
      }
      function canAccept(dataTransfer) {
        var types = dataTransfer.types;
        return (
          !types ||
          Array.prototype.some.call(types, function (type) {
            return type == 'text/plain' || type == 'Text';
          })
        );
      }
      function getDropEffect(e) {
        var copyAllowed = ['copy', 'copymove', 'all', 'uninitialized'];
        var moveAllowed = ['move', 'copymove', 'linkmove', 'all', 'uninitialized'];
        var copyModifierState = useragent.isMac ? e.altKey : e.ctrlKey;
        var effectAllowed = 'uninitialized';
        try {
          effectAllowed = e.dataTransfer.effectAllowed.toLowerCase();
        } catch (e) {}
        var dropEffect = 'none';
        if (copyModifierState && copyAllowed.indexOf(effectAllowed) >= 0) dropEffect = 'copy';
        else if (moveAllowed.indexOf(effectAllowed) >= 0) dropEffect = 'move';
        else if (copyAllowed.indexOf(effectAllowed) >= 0) dropEffect = 'copy';
        return dropEffect;
      }
    }
    (function () {
      this.dragWait = function () {
        var interval = Date.now() - this.mousedownEvent.time;
        if (interval > this.editor.getDragDelay()) this.startDrag();
      };
      this.dragWaitEnd = function () {
        var target = this.editor.container;
        target.draggable = false;
        this.startSelect(this.mousedownEvent.getDocumentPosition());
        this.selectEnd();
      };
      this.dragReadyEnd = function (e) {
        this.editor.$resetCursorStyle();
        this.editor.unsetStyle('ace_dragging');
        this.editor.renderer.setCursorStyle('');
        this.dragWaitEnd();
      };
      this.startDrag = function () {
        this.cancelDrag = false;
        var editor = this.editor;
        var target = editor.container;
        target.draggable = true;
        editor.renderer.$cursorLayer.setBlinking(false);
        editor.setStyle('ace_dragging');
        var cursorStyle = useragent.isWin ? 'default' : 'move';
        editor.renderer.setCursorStyle(cursorStyle);
        this.setState('dragReady');
      };
      this.onMouseDrag = function (e) {
        var target = this.editor.container;
        if (useragent.isIE && this.state == 'dragReady') {
          var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
          if (distance > 3) target.dragDrop();
        }
        if (this.state === 'dragWait') {
          var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
          if (distance > 0) {
            target.draggable = false;
            this.startSelect(this.mousedownEvent.getDocumentPosition());
          }
        }
      };
      this.onMouseDown = function (e) {
        if (!this.$dragEnabled) return;
        this.mousedownEvent = e;
        var editor = this.editor;
        var inSelection = e.inSelection();
        var button = e.getButton();
        var clickCount = e.domEvent.detail || 1;
        if (clickCount === 1 && button === 0 && inSelection) {
          if (e.editor.inMultiSelectMode && (e.getAccelKey() || e.getShiftKey())) return;
          this.mousedownEvent.time = Date.now();
          var eventTarget = e.domEvent.target || e.domEvent.srcElement;
          if ('unselectable' in eventTarget) eventTarget.unselectable = 'on';
          if (editor.getDragDelay()) {
            if (useragent.isWebKit) {
              this.cancelDrag = true;
              var mouseTarget = editor.container;
              mouseTarget.draggable = true;
            }
            this.setState('dragWait');
          } else {
            this.startDrag();
          }
          this.captureMouse(e, this.onMouseDrag.bind(this));
          e.defaultPrevented = true;
        }
      };
    }.call(DragdropHandler.prototype));
    function calcDistance(ax, ay, bx, by) {
      return Math.sqrt(Math.pow(bx - ax, 2) + Math.pow(by - ay, 2));
    }
    exports.DragdropHandler = DragdropHandler;
  }
);

ace.define(
  'ace/mouse/touch_handler',
  ['require', 'exports', 'module', 'ace/mouse/mouse_event', 'ace/lib/event', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    var MouseEvent = require('./mouse_event').MouseEvent;
    var event = require('../lib/event');
    var dom = require('../lib/dom');
    exports.addTouchListeners = function (el, editor) {
      var mode = 'scroll';
      var startX;
      var startY;
      var touchStartT;
      var lastT;
      var longTouchTimer;
      var animationTimer;
      var animationSteps = 0;
      var pos;
      var clickCount = 0;
      var vX = 0;
      var vY = 0;
      var pressed;
      var contextMenu;
      function createContextMenu() {
        var clipboard = window.navigator && window.navigator.clipboard;
        var isOpen = false;
        var updateMenu = function () {
          var selected = editor.getCopyText();
          var hasUndo = editor.session.getUndoManager().hasUndo();
          contextMenu.replaceChild(
            dom.buildDom(
              isOpen
                ? [
                    'span',
                    !selected && [
                      'span',
                      { class: 'ace_mobile-button', action: 'selectall' },
                      'Select All'
                    ],
                    selected && ['span', { class: 'ace_mobile-button', action: 'copy' }, 'Copy'],
                    selected && ['span', { class: 'ace_mobile-button', action: 'cut' }, 'Cut'],
                    clipboard && ['span', { class: 'ace_mobile-button', action: 'paste' }, 'Paste'],
                    hasUndo && ['span', { class: 'ace_mobile-button', action: 'undo' }, 'Undo'],
                    ['span', { class: 'ace_mobile-button', action: 'find' }, 'Find'],
                    [
                      'span',
                      { class: 'ace_mobile-button', action: 'openCommandPalette' },
                      'Palette'
                    ]
                  ]
                : ['span']
            ),
            contextMenu.firstChild
          );
        };
        var handleClick = function (e) {
          var action = e.target.getAttribute('action');
          if (action == 'more' || !isOpen) {
            isOpen = !isOpen;
            return updateMenu();
          }
          if (action == 'paste') {
            clipboard.readText().then(function (text) {
              editor.execCommand(action, text);
            });
          } else if (action) {
            if (action == 'cut' || action == 'copy') {
              if (clipboard) clipboard.writeText(editor.getCopyText());
              else document.execCommand('copy');
            }
            editor.execCommand(action);
          }
          contextMenu.firstChild.style.display = 'none';
          isOpen = false;
          if (action != 'openCommandPalette') editor.focus();
        };
        contextMenu = dom.buildDom(
          [
            'div',
            {
              class: 'ace_mobile-menu',
              ontouchstart: function (e) {
                mode = 'menu';
                e.stopPropagation();
                e.preventDefault();
                editor.textInput.focus();
              },
              ontouchend: function (e) {
                e.stopPropagation();
                e.preventDefault();
                handleClick(e);
              },
              onclick: handleClick
            },
            ['span'],
            ['span', { class: 'ace_mobile-button', action: 'more' }, '...']
          ],
          editor.container
        );
      }
      function showContextMenu() {
        if (!contextMenu) createContextMenu();
        var cursor = editor.selection.cursor;
        var pagePos = editor.renderer.textToScreenCoordinates(cursor.row, cursor.column);
        var leftOffset = editor.renderer.textToScreenCoordinates(0, 0).pageX;
        var scrollLeft = editor.renderer.scrollLeft;
        var rect = editor.container.getBoundingClientRect();
        contextMenu.style.top = pagePos.pageY - rect.top - 3 + 'px';
        if (pagePos.pageX - rect.left < rect.width - 70) {
          contextMenu.style.left = '';
          contextMenu.style.right = '10px';
        } else {
          contextMenu.style.right = '';
          contextMenu.style.left = leftOffset + scrollLeft - rect.left + 'px';
        }
        contextMenu.style.display = '';
        contextMenu.firstChild.style.display = 'none';
        editor.on('input', hideContextMenu);
      }
      function hideContextMenu(e) {
        if (contextMenu) contextMenu.style.display = 'none';
        editor.off('input', hideContextMenu);
      }
      function handleLongTap() {
        longTouchTimer = null;
        clearTimeout(longTouchTimer);
        var range = editor.selection.getRange();
        var inSelection = range.contains(pos.row, pos.column);
        if (range.isEmpty() || !inSelection) {
          editor.selection.moveToPosition(pos);
          editor.selection.selectWord();
        }
        mode = 'wait';
        showContextMenu();
      }
      function switchToSelectionMode() {
        longTouchTimer = null;
        clearTimeout(longTouchTimer);
        editor.selection.moveToPosition(pos);
        var range =
          clickCount >= 2
            ? editor.selection.getLineRange(pos.row)
            : editor.session.getBracketRange(pos);
        if (range && !range.isEmpty()) {
          editor.selection.setRange(range);
        } else {
          editor.selection.selectWord();
        }
        mode = 'wait';
      }
      event.addListener(
        el,
        'contextmenu',
        function (e) {
          if (!pressed) return;
          var textarea = editor.textInput.getElement();
          textarea.focus();
        },
        editor
      );
      event.addListener(
        el,
        'touchstart',
        function (e) {
          var touches = e.touches;
          if (longTouchTimer || touches.length > 1) {
            clearTimeout(longTouchTimer);
            longTouchTimer = null;
            touchStartT = -1;
            mode = 'zoom';
            return;
          }
          pressed = editor.$mouseHandler.isMousePressed = true;
          var h = editor.renderer.layerConfig.lineHeight;
          var w = editor.renderer.layerConfig.lineHeight;
          var t = e.timeStamp;
          lastT = t;
          var touchObj = touches[0];
          var x = touchObj.clientX;
          var y = touchObj.clientY;
          if (Math.abs(startX - x) + Math.abs(startY - y) > h) touchStartT = -1;
          startX = e.clientX = x;
          startY = e.clientY = y;
          vX = vY = 0;
          var ev = new MouseEvent(e, editor);
          pos = ev.getDocumentPosition();
          if (t - touchStartT < 500 && touches.length == 1 && !animationSteps) {
            clickCount++;
            e.preventDefault();
            e.button = 0;
            switchToSelectionMode();
          } else {
            clickCount = 0;
            var cursor = editor.selection.cursor;
            var anchor = editor.selection.isEmpty() ? cursor : editor.selection.anchor;
            var cursorPos = editor.renderer.$cursorLayer.getPixelPosition(cursor, true);
            var anchorPos = editor.renderer.$cursorLayer.getPixelPosition(anchor, true);
            var rect = editor.renderer.scroller.getBoundingClientRect();
            var offsetTop = editor.renderer.layerConfig.offset;
            var offsetLeft = editor.renderer.scrollLeft;
            var weightedDistance = function (x, y) {
              x = x / w;
              y = y / h - 0.75;
              return x * x + y * y;
            };
            if (e.clientX < rect.left) {
              mode = 'zoom';
              return;
            }
            var diff1 = weightedDistance(
              e.clientX - rect.left - cursorPos.left + offsetLeft,
              e.clientY - rect.top - cursorPos.top + offsetTop
            );
            var diff2 = weightedDistance(
              e.clientX - rect.left - anchorPos.left + offsetLeft,
              e.clientY - rect.top - anchorPos.top + offsetTop
            );
            if (diff1 < 3.5 && diff2 < 3.5) mode = diff1 > diff2 ? 'cursor' : 'anchor';
            if (diff2 < 3.5) mode = 'anchor';
            else if (diff1 < 3.5) mode = 'cursor';
            else mode = 'scroll';
            longTouchTimer = setTimeout(handleLongTap, 450);
          }
          touchStartT = t;
        },
        editor
      );
      event.addListener(
        el,
        'touchend',
        function (e) {
          pressed = editor.$mouseHandler.isMousePressed = false;
          if (animationTimer) clearInterval(animationTimer);
          if (mode == 'zoom') {
            mode = '';
            animationSteps = 0;
          } else if (longTouchTimer) {
            editor.selection.moveToPosition(pos);
            animationSteps = 0;
            showContextMenu();
          } else if (mode == 'scroll') {
            animate();
            hideContextMenu();
          } else {
            showContextMenu();
          }
          clearTimeout(longTouchTimer);
          longTouchTimer = null;
        },
        editor
      );
      event.addListener(
        el,
        'touchmove',
        function (e) {
          if (longTouchTimer) {
            clearTimeout(longTouchTimer);
            longTouchTimer = null;
          }
          var touches = e.touches;
          if (touches.length > 1 || mode == 'zoom') return;
          var touchObj = touches[0];
          var wheelX = startX - touchObj.clientX;
          var wheelY = startY - touchObj.clientY;
          if (mode == 'wait') {
            if (wheelX * wheelX + wheelY * wheelY > 4) mode = 'cursor';
            else return e.preventDefault();
          }
          startX = touchObj.clientX;
          startY = touchObj.clientY;
          e.clientX = touchObj.clientX;
          e.clientY = touchObj.clientY;
          var t = e.timeStamp;
          var dt = t - lastT;
          lastT = t;
          if (mode == 'scroll') {
            var mouseEvent = new MouseEvent(e, editor);
            mouseEvent.speed = 1;
            mouseEvent.wheelX = wheelX;
            mouseEvent.wheelY = wheelY;
            if (10 * Math.abs(wheelX) < Math.abs(wheelY)) wheelX = 0;
            if (10 * Math.abs(wheelY) < Math.abs(wheelX)) wheelY = 0;
            if (dt != 0) {
              vX = wheelX / dt;
              vY = wheelY / dt;
            }
            editor._emit('mousewheel', mouseEvent);
            if (!mouseEvent.propagationStopped) {
              vX = vY = 0;
            }
          } else {
            var ev = new MouseEvent(e, editor);
            var pos = ev.getDocumentPosition();
            if (mode == 'cursor') editor.selection.moveCursorToPosition(pos);
            else if (mode == 'anchor') editor.selection.setSelectionAnchor(pos.row, pos.column);
            editor.renderer.scrollCursorIntoView(pos);
            e.preventDefault();
          }
        },
        editor
      );
      function animate() {
        animationSteps += 60;
        animationTimer = setInterval(function () {
          if (animationSteps-- <= 0) {
            clearInterval(animationTimer);
            animationTimer = null;
          }
          if (Math.abs(vX) < 0.01) vX = 0;
          if (Math.abs(vY) < 0.01) vY = 0;
          if (animationSteps < 20) vX = 0.9 * vX;
          if (animationSteps < 20) vY = 0.9 * vY;
          var oldScrollTop = editor.session.getScrollTop();
          editor.renderer.scrollBy(10 * vX, 10 * vY);
          if (oldScrollTop == editor.session.getScrollTop()) animationSteps = 0;
        }, 10);
      }
    };
  }
);

ace.define(
  'ace/mouse/mouse_handler',
  [
    'require',
    'exports',
    'module',
    'ace/lib/event',
    'ace/lib/useragent',
    'ace/mouse/default_handlers',
    'ace/mouse/default_gutter_handler',
    'ace/mouse/mouse_event',
    'ace/mouse/dragdrop_handler',
    'ace/mouse/touch_handler',
    'ace/config'
  ],
  function (require, exports, module) {
    'use strict';
    var event = require('../lib/event');
    var useragent = require('../lib/useragent');
    var DefaultHandlers = require('./default_handlers').DefaultHandlers;
    var DefaultGutterHandler = require('./default_gutter_handler').GutterHandler;
    var MouseEvent = require('./mouse_event').MouseEvent;
    var DragdropHandler = require('./dragdrop_handler').DragdropHandler;
    var addTouchListeners = require('./touch_handler').addTouchListeners;
    var config = require('../config');
    var MouseHandler = /** @class */ (function () {
      function MouseHandler(editor) {
        var _self = this;
        this.editor = editor;
        new DefaultHandlers(this);
        new DefaultGutterHandler(this);
        new DragdropHandler(this);
        var focusEditor = function (e) {
          var windowBlurred =
            !document.hasFocus ||
            !document.hasFocus() ||
            (!editor.isFocused() &&
              document.activeElement == (editor.textInput && editor.textInput.getElement()));
          if (windowBlurred) window.focus();
          editor.focus();
          setTimeout(function () {
            if (!editor.isFocused()) editor.focus();
          });
        };
        var mouseTarget = editor.renderer.getMouseEventTarget();
        event.addListener(mouseTarget, 'click', this.onMouseEvent.bind(this, 'click'), editor);
        event.addListener(
          mouseTarget,
          'mousemove',
          this.onMouseMove.bind(this, 'mousemove'),
          editor
        );
        event.addMultiMouseDownListener(
          [
            mouseTarget,
            editor.renderer.scrollBarV && editor.renderer.scrollBarV.inner,
            editor.renderer.scrollBarH && editor.renderer.scrollBarH.inner,
            editor.textInput && editor.textInput.getElement()
          ].filter(Boolean),
          [400, 300, 250],
          this,
          'onMouseEvent',
          editor
        );
        event.addMouseWheelListener(
          editor.container,
          this.onMouseWheel.bind(this, 'mousewheel'),
          editor
        );
        addTouchListeners(editor.container, editor);
        var gutterEl = editor.renderer.$gutter;
        event.addListener(
          gutterEl,
          'mousedown',
          this.onMouseEvent.bind(this, 'guttermousedown'),
          editor
        );
        event.addListener(gutterEl, 'click', this.onMouseEvent.bind(this, 'gutterclick'), editor);
        event.addListener(
          gutterEl,
          'dblclick',
          this.onMouseEvent.bind(this, 'gutterdblclick'),
          editor
        );
        event.addListener(
          gutterEl,
          'mousemove',
          this.onMouseEvent.bind(this, 'guttermousemove'),
          editor
        );
        event.addListener(mouseTarget, 'mousedown', focusEditor, editor);
        event.addListener(gutterEl, 'mousedown', focusEditor, editor);
        if (useragent.isIE && editor.renderer.scrollBarV) {
          event.addListener(editor.renderer.scrollBarV.element, 'mousedown', focusEditor, editor);
          event.addListener(editor.renderer.scrollBarH.element, 'mousedown', focusEditor, editor);
        }
        editor.on(
          'mousemove',
          function (e) {
            if (_self.state || _self.$dragDelay || !_self.$dragEnabled) return;
            var character = editor.renderer.screenToTextCoordinates(e.x, e.y);
            var range = editor.session.selection.getRange();
            var renderer = editor.renderer;
            if (!range.isEmpty() && range.insideStart(character.row, character.column)) {
              renderer.setCursorStyle('default');
            } else {
              renderer.setCursorStyle('');
            }
          },
          editor
        );
      }
      MouseHandler.prototype.onMouseEvent = function (name, e) {
        if (!this.editor.session) return;
        this.editor._emit(name, new MouseEvent(e, this.editor));
      };
      MouseHandler.prototype.onMouseMove = function (name, e) {
        var listeners = this.editor._eventRegistry && this.editor._eventRegistry.mousemove;
        if (!listeners || !listeners.length) return;
        this.editor._emit(name, new MouseEvent(e, this.editor));
      };
      MouseHandler.prototype.onMouseWheel = function (name, e) {
        var mouseEvent = new MouseEvent(e, this.editor);
        mouseEvent.speed = this.$scrollSpeed * 2;
        mouseEvent.wheelX = e.wheelX;
        mouseEvent.wheelY = e.wheelY;
        this.editor._emit(name, mouseEvent);
      };
      MouseHandler.prototype.setState = function (state) {
        this.state = state;
      };
      MouseHandler.prototype.captureMouse = function (ev, mouseMoveHandler) {
        this.x = ev.x;
        this.y = ev.y;
        this.isMousePressed = true;
        var editor = this.editor;
        var renderer = this.editor.renderer;
        renderer.$isMousePressed = true;
        var self = this;
        var onMouseMove = function (e) {
          if (!e) return;
          if (useragent.isWebKit && !e.which && self.releaseMouse) return self.releaseMouse();
          self.x = e.clientX;
          self.y = e.clientY;
          mouseMoveHandler && mouseMoveHandler(e);
          self.mouseEvent = new MouseEvent(e, self.editor);
          self.$mouseMoved = true;
        };
        var onCaptureEnd = function (e) {
          editor.off('beforeEndOperation', onOperationEnd);
          clearInterval(timerId);
          if (editor.session) onCaptureInterval();
          self[self.state + 'End'] && self[self.state + 'End'](e);
          self.state = '';
          self.isMousePressed = renderer.$isMousePressed = false;
          if (renderer.$keepTextAreaAtCursor) renderer.$moveTextAreaToCursor();
          self.$onCaptureMouseMove = self.releaseMouse = null;
          e && self.onMouseEvent('mouseup', e);
          editor.endOperation();
        };
        var onCaptureInterval = function () {
          self[self.state] && self[self.state]();
          self.$mouseMoved = false;
        };
        if (useragent.isOldIE && ev.domEvent.type == 'dblclick') {
          return setTimeout(function () {
            onCaptureEnd(ev);
          });
        }
        var onOperationEnd = function (e) {
          if (!self.releaseMouse) return;
          if (editor.curOp.command.name && editor.curOp.selectionChanged) {
            self[self.state + 'End'] && self[self.state + 'End']();
            self.state = '';
            self.releaseMouse();
          }
        };
        editor.on('beforeEndOperation', onOperationEnd);
        editor.startOperation({ command: { name: 'mouse' } });
        self.$onCaptureMouseMove = onMouseMove;
        self.releaseMouse = event.capture(this.editor.container, onMouseMove, onCaptureEnd);
        var timerId = setInterval(onCaptureInterval, 20);
      };
      MouseHandler.prototype.cancelContextMenu = function () {
        var stop = function (e) {
          if (e && e.domEvent && e.domEvent.type != 'contextmenu') return;
          this.editor.off('nativecontextmenu', stop);
          if (e && e.domEvent) event.stopEvent(e.domEvent);
        }.bind(this);
        setTimeout(stop, 10);
        this.editor.on('nativecontextmenu', stop);
      };
      MouseHandler.prototype.destroy = function () {
        if (this.releaseMouse) this.releaseMouse();
      };
      return MouseHandler;
    })();
    MouseHandler.prototype.releaseMouse = null;
    config.defineOptions(MouseHandler.prototype, 'mouseHandler', {
      scrollSpeed: { initialValue: 2 },
      dragDelay: { initialValue: useragent.isMac ? 150 : 0 },
      dragEnabled: { initialValue: true },
      focusTimeout: { initialValue: 0 },
      tooltipFollowsMouse: { initialValue: true }
    });
    exports.MouseHandler = MouseHandler;
  }
);

ace.define(
  'ace/mouse/fold_handler',
  ['require', 'exports', 'module', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    var dom = require('../lib/dom');
    var FoldHandler = /** @class */ (function () {
      function FoldHandler(editor) {
        editor.on('click', function (e) {
          var position = e.getDocumentPosition();
          var session = editor.session;
          var fold = session.getFoldAt(position.row, position.column, 1);
          if (fold) {
            if (e.getAccelKey()) session.removeFold(fold);
            else session.expandFold(fold);
            e.stop();
          }
          var target = e.domEvent && e.domEvent.target;
          if (target && dom.hasCssClass(target, 'ace_inline_button')) {
            if (dom.hasCssClass(target, 'ace_toggle_wrap')) {
              session.setOption('wrap', !session.getUseWrapMode());
              editor.renderer.scrollCursorIntoView();
            }
          }
        });
        editor.on('gutterclick', function (e) {
          var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);
          if (gutterRegion == 'foldWidgets') {
            var row = e.getDocumentPosition().row;
            var session = editor.session;
            if (session.foldWidgets && session.foldWidgets[row])
              editor.session.onFoldWidgetClick(row, e);
            if (!editor.isFocused()) editor.focus();
            e.stop();
          }
        });
        editor.on('gutterdblclick', function (e) {
          var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);
          if (gutterRegion == 'foldWidgets') {
            var row = e.getDocumentPosition().row;
            var session = editor.session;
            var data = session.getParentFoldRangeData(row, true);
            var range = data.range || data.firstRange;
            if (range) {
              row = range.start.row;
              var fold = session.getFoldAt(row, session.getLine(row).length, 1);
              if (fold) {
                session.removeFold(fold);
              } else {
                session.addFold('...', range);
                editor.renderer.scrollCursorIntoView({ row: range.start.row, column: 0 });
              }
            }
            e.stop();
          }
        });
      }
      return FoldHandler;
    })();
    exports.FoldHandler = FoldHandler;
  }
);

ace.define(
  'ace/keyboard/keybinding',
  ['require', 'exports', 'module', 'ace/lib/keys', 'ace/lib/event'],
  function (require, exports, module) {
    'use strict';
    var keyUtil = require('../lib/keys');
    var event = require('../lib/event');
    var KeyBinding = /** @class */ (function () {
      function KeyBinding(editor) {
        this.$editor = editor;
        this.$data = { editor: editor };
        this.$handlers = [];
        this.setDefaultHandler(editor.commands);
      }
      KeyBinding.prototype.setDefaultHandler = function (kb) {
        this.removeKeyboardHandler(this.$defaultHandler);
        this.$defaultHandler = kb;
        this.addKeyboardHandler(kb, 0);
      };
      KeyBinding.prototype.setKeyboardHandler = function (kb) {
        var h = this.$handlers;
        if (h[h.length - 1] == kb) return;
        while (h[h.length - 1] && h[h.length - 1] != this.$defaultHandler)
          this.removeKeyboardHandler(h[h.length - 1]);
        this.addKeyboardHandler(kb, 1);
      };
      KeyBinding.prototype.addKeyboardHandler = function (kb, pos) {
        if (!kb) return;
        if (typeof kb == 'function' && !kb.handleKeyboard) kb.handleKeyboard = kb;
        var i = this.$handlers.indexOf(kb);
        if (i != -1) this.$handlers.splice(i, 1);
        if (pos == undefined) this.$handlers.push(kb);
        else this.$handlers.splice(pos, 0, kb);
        if (i == -1 && kb.attach) kb.attach(this.$editor);
      };
      KeyBinding.prototype.removeKeyboardHandler = function (kb) {
        var i = this.$handlers.indexOf(kb);
        if (i == -1) return false;
        this.$handlers.splice(i, 1);
        kb.detach && kb.detach(this.$editor);
        return true;
      };
      KeyBinding.prototype.getKeyboardHandler = function () {
        return this.$handlers[this.$handlers.length - 1];
      };
      KeyBinding.prototype.getStatusText = function () {
        var data = this.$data;
        var editor = data.editor;
        return this.$handlers
          .map(function (h) {
            return (h.getStatusText && h.getStatusText(editor, data)) || '';
          })
          .filter(Boolean)
          .join(' ');
      };
      KeyBinding.prototype.$callKeyboardHandlers = function (hashId, keyString, keyCode, e) {
        var toExecute;
        var success = false;
        var commands = this.$editor.commands;
        for (var i = this.$handlers.length; i--; ) {
          toExecute = this.$handlers[i].handleKeyboard(this.$data, hashId, keyString, keyCode, e);
          if (!toExecute || !toExecute.command) continue;
          if (toExecute.command == 'null') {
            success = true;
          } else {
            success = commands.exec(toExecute.command, this.$editor, toExecute.args, e);
          }
          if (
            success &&
            e &&
            hashId != -1 &&
            toExecute.passEvent != true &&
            toExecute.command.passEvent != true
          ) {
            event.stopEvent(e);
          }
          if (success) break;
        }
        if (!success && hashId == -1) {
          toExecute = { command: 'insertstring' };
          success = commands.exec('insertstring', this.$editor, keyString);
        }
        if (success && this.$editor._signal) this.$editor._signal('keyboardActivity', toExecute);
        return success;
      };
      KeyBinding.prototype.onCommandKey = function (e, hashId, keyCode) {
        var keyString = keyUtil.keyCodeToString(keyCode);
        return this.$callKeyboardHandlers(hashId, keyString, keyCode, e);
      };
      KeyBinding.prototype.onTextInput = function (text) {
        return this.$callKeyboardHandlers(-1, text);
      };
      return KeyBinding;
    })();
    exports.KeyBinding = KeyBinding;
  }
);

ace.define(
  'ace/lib/bidiutil',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    'use strict';
    var ArabicAlefBetIntervalsBegine = ['\u0621', '\u0641'];
    var ArabicAlefBetIntervalsEnd = ['\u063A', '\u064a'];
    var dir = 0,
      hiLevel = 0;
    var lastArabic = false,
      hasUBAT_AL = false,
      hasUBAT_B = false,
      hasUBAT_S = false,
      hasBlockSep = false,
      hasSegSep = false;
    var impTab_LTR = [
      [0, 3, 0, 1, 0, 0, 0],
      [0, 3, 0, 1, 2, 2, 0],
      [0, 3, 0, 0x11, 2, 0, 1],
      [0, 3, 5, 5, 4, 1, 0],
      [0, 3, 0x15, 0x15, 4, 0, 1],
      [0, 3, 5, 5, 4, 2, 0]
    ];
    var impTab_RTL = [
      [2, 0, 1, 1, 0, 1, 0],
      [2, 0, 1, 1, 0, 2, 0],
      [2, 0, 2, 1, 3, 2, 0],
      [2, 0, 2, 0x21, 3, 1, 1]
    ];
    var LTR = 0,
      RTL = 1;
    var L = 0;
    var R = 1;
    var EN = 2;
    var AN = 3;
    var ON = 4;
    var B = 5;
    var S = 6;
    var AL = 7;
    var WS = 8;
    var CS = 9;
    var ES = 10;
    var ET = 11;
    var NSM = 12;
    var LRE = 13;
    var RLE = 14;
    var PDF = 15;
    var LRO = 16;
    var RLO = 17;
    var BN = 18;
    var UnicodeTBL00 = [
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      S,
      B,
      S,
      WS,
      B,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      B,
      B,
      B,
      S,
      WS,
      ON,
      ON,
      ET,
      ET,
      ET,
      ON,
      ON,
      ON,
      ON,
      ON,
      ES,
      CS,
      ES,
      CS,
      CS,
      EN,
      EN,
      EN,
      EN,
      EN,
      EN,
      EN,
      EN,
      EN,
      EN,
      CS,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      L,
      ON,
      ON,
      ON,
      ON,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      B,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      BN,
      CS,
      ON,
      ET,
      ET,
      ET,
      ET,
      ON,
      ON,
      ON,
      ON,
      L,
      ON,
      ON,
      BN,
      ON,
      ON,
      ET,
      ET,
      EN,
      EN,
      ON,
      L,
      ON,
      ON,
      ON,
      EN,
      L,
      ON,
      ON,
      ON,
      ON,
      ON
    ];
    var UnicodeTBL20 = [
      WS,
      WS,
      WS,
      WS,
      WS,
      WS,
      WS,
      WS,
      WS,
      WS,
      WS,
      BN,
      BN,
      BN,
      L,
      R,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      WS,
      B,
      LRE,
      RLE,
      PDF,
      LRO,
      RLO,
      CS,
      ET,
      ET,
      ET,
      ET,
      ET,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      CS,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      ON,
      WS
    ];
    function _computeLevels(chars, levels, len, charTypes) {
      var impTab = dir ? impTab_RTL : impTab_LTR,
        prevState = null,
        newClass = null,
        newLevel = null,
        newState = 0,
        action = null,
        cond = null,
        condPos = -1,
        i = null,
        ix = null,
        classes = [];
      if (!charTypes) {
        for (i = 0, charTypes = []; i < len; i++) {
          charTypes[i] = _getCharacterType(chars[i]);
        }
      }
      hiLevel = dir;
      lastArabic = false;
      hasUBAT_AL = false;
      hasUBAT_B = false;
      hasUBAT_S = false;
      for (ix = 0; ix < len; ix++) {
        prevState = newState;
        classes[ix] = newClass = _getCharClass(chars, charTypes, classes, ix);
        newState = impTab[prevState][newClass];
        action = newState & 0xf0;
        newState &= 0x0f;
        levels[ix] = newLevel = impTab[newState][5];
        if (action > 0) {
          if (action == 0x10) {
            for (i = condPos; i < ix; i++) {
              levels[i] = 1;
            }
            condPos = -1;
          } else {
            condPos = -1;
          }
        }
        cond = impTab[newState][6];
        if (cond) {
          if (condPos == -1) {
            condPos = ix;
          }
        } else {
          if (condPos > -1) {
            for (i = condPos; i < ix; i++) {
              levels[i] = newLevel;
            }
            condPos = -1;
          }
        }
        if (charTypes[ix] == B) {
          levels[ix] = 0;
        }
        hiLevel |= newLevel;
      }
      if (hasUBAT_S) {
        for (i = 0; i < len; i++) {
          if (charTypes[i] == S) {
            levels[i] = dir;
            for (var j = i - 1; j >= 0; j--) {
              if (charTypes[j] == WS) {
                levels[j] = dir;
              } else {
                break;
              }
            }
          }
        }
      }
    }
    function _invertLevel(lev, levels, _array) {
      if (hiLevel < lev) {
        return;
      }
      if (lev == 1 && dir == RTL && !hasUBAT_B) {
        _array.reverse();
        return;
      }
      var len = _array.length,
        start = 0,
        end,
        lo,
        hi,
        tmp;
      while (start < len) {
        if (levels[start] >= lev) {
          end = start + 1;
          while (end < len && levels[end] >= lev) {
            end++;
          }
          for (lo = start, hi = end - 1; lo < hi; lo++, hi--) {
            tmp = _array[lo];
            _array[lo] = _array[hi];
            _array[hi] = tmp;
          }
          start = end;
        }
        start++;
      }
    }
    function _getCharClass(chars, types, classes, ix) {
      var cType = types[ix],
        wType,
        nType,
        len,
        i;
      switch (cType) {
        case L:
        case R:
          lastArabic = false;
        case ON:
        case AN:
          return cType;
        case EN:
          return lastArabic ? AN : EN;
        case AL:
          lastArabic = true;
          hasUBAT_AL = true;
          return R;
        case WS:
          return ON;
        case CS:
          if (
            ix < 1 ||
            ix + 1 >= types.length ||
            ((wType = classes[ix - 1]) != EN && wType != AN) ||
            ((nType = types[ix + 1]) != EN && nType != AN)
          ) {
            return ON;
          }
          if (lastArabic) {
            nType = AN;
          }
          return nType == wType ? nType : ON;
        case ES:
          wType = ix > 0 ? classes[ix - 1] : B;
          if (wType == EN && ix + 1 < types.length && types[ix + 1] == EN) {
            return EN;
          }
          return ON;
        case ET:
          if (ix > 0 && classes[ix - 1] == EN) {
            return EN;
          }
          if (lastArabic) {
            return ON;
          }
          i = ix + 1;
          len = types.length;
          while (i < len && types[i] == ET) {
            i++;
          }
          if (i < len && types[i] == EN) {
            return EN;
          }
          return ON;
        case NSM:
          len = types.length;
          i = ix + 1;
          while (i < len && types[i] == NSM) {
            i++;
          }
          if (i < len) {
            var c = chars[ix],
              rtlCandidate = (c >= 0x0591 && c <= 0x08ff) || c == 0xfb1e;
            wType = types[i];
            if (rtlCandidate && (wType == R || wType == AL)) {
              return R;
            }
          }
          if (ix < 1 || (wType = types[ix - 1]) == B) {
            return ON;
          }
          return classes[ix - 1];
        case B:
          lastArabic = false;
          hasUBAT_B = true;
          return dir;
        case S:
          hasUBAT_S = true;
          return ON;
        case LRE:
        case RLE:
        case LRO:
        case RLO:
        case PDF:
          lastArabic = false;
        case BN:
          return ON;
      }
    }
    function _getCharacterType(ch) {
      var uc = ch.charCodeAt(0),
        hi = uc >> 8;
      if (hi == 0) {
        return uc > 0x00bf ? L : UnicodeTBL00[uc];
      } else if (hi == 5) {
        return /[\u0591-\u05f4]/.test(ch) ? R : L;
      } else if (hi == 6) {
        if (/[\u0610-\u061a\u064b-\u065f\u06d6-\u06e4\u06e7-\u06ed]/.test(ch)) return NSM;
        else if (/[\u0660-\u0669\u066b-\u066c]/.test(ch)) return AN;
        else if (uc == 0x066a) return ET;
        else if (/[\u06f0-\u06f9]/.test(ch)) return EN;
        else return AL;
      } else if (hi == 0x20 && uc <= 0x205f) {
        return UnicodeTBL20[uc & 0xff];
      } else if (hi == 0xfe) {
        return uc >= 0xfe70 ? AL : ON;
      }
      return ON;
    }
    function _isArabicDiacritics(ch) {
      return ch >= '\u064b' && ch <= '\u0655';
    }
    exports.L = L;
    exports.R = R;
    exports.EN = EN;
    exports.ON_R = 3;
    exports.AN = 4;
    exports.R_H = 5;
    exports.B = 6;
    exports.RLE = 7;
    exports.DOT = '\xB7';
    exports.doBidiReorder = function (text, textCharTypes, isRtl) {
      if (text.length < 2) return {};
      var chars = text.split(''),
        logicalFromVisual = new Array(chars.length),
        bidiLevels = new Array(chars.length),
        levels = [];
      dir = isRtl ? RTL : LTR;
      _computeLevels(chars, levels, chars.length, textCharTypes);
      for (var i = 0; i < logicalFromVisual.length; logicalFromVisual[i] = i, i++);
      _invertLevel(2, levels, logicalFromVisual);
      _invertLevel(1, levels, logicalFromVisual);
      for (var i = 0; i < logicalFromVisual.length - 1; i++) {
        //fix levels to reflect character width
        if (textCharTypes[i] === AN) {
          levels[i] = exports.AN;
        } else if (
          levels[i] === R &&
          ((textCharTypes[i] > AL && textCharTypes[i] < LRE) ||
            textCharTypes[i] === ON ||
            textCharTypes[i] === BN)
        ) {
          levels[i] = exports.ON_R;
        } else if (
          i > 0 &&
          chars[i - 1] === '\u0644' &&
          /\u0622|\u0623|\u0625|\u0627/.test(chars[i])
        ) {
          levels[i - 1] = levels[i] = exports.R_H;
          i++;
        }
      }
      if (chars[chars.length - 1] === exports.DOT) levels[chars.length - 1] = exports.B;
      if (chars[0] === '\u202B') levels[0] = exports.RLE;
      for (var i = 0; i < logicalFromVisual.length; i++) {
        bidiLevels[i] = levels[logicalFromVisual[i]];
      }
      return { logicalFromVisual: logicalFromVisual, bidiLevels: bidiLevels };
    };
    exports.hasBidiCharacters = function (text, textCharTypes) {
      var ret = false;
      for (var i = 0; i < text.length; i++) {
        textCharTypes[i] = _getCharacterType(text.charAt(i));
        if (!ret && (textCharTypes[i] == R || textCharTypes[i] == AL || textCharTypes[i] == AN))
          ret = true;
      }
      return ret;
    };
    exports.getVisualFromLogicalIdx = function (logIdx, rowMap) {
      for (var i = 0; i < rowMap.logicalFromVisual.length; i++) {
        if (rowMap.logicalFromVisual[i] == logIdx) return i;
      }
      return 0;
    };
  }
);

ace.define(
  'ace/bidihandler',
  ['require', 'exports', 'module', 'ace/lib/bidiutil', 'ace/lib/lang'],
  function (require, exports, module) {
    'use strict';
    var bidiUtil = require('./lib/bidiutil');
    var lang = require('./lib/lang');
    var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac\u202B]/;
    var BidiHandler = /** @class */ (function () {
      function BidiHandler(session) {
        this.session = session;
        this.bidiMap = {};
        this.currentRow = null;
        this.bidiUtil = bidiUtil;
        this.charWidths = [];
        this.EOL = '\xAC';
        this.showInvisibles = true;
        this.isRtlDir = false;
        this.$isRtl = false;
        this.line = '';
        this.wrapIndent = 0;
        this.EOF = '\xB6';
        this.RLE = '\u202B';
        this.contentWidth = 0;
        this.fontMetrics = null;
        this.rtlLineOffset = 0;
        this.wrapOffset = 0;
        this.isMoveLeftOperation = false;
        this.seenBidi = bidiRE.test(session.getValue());
      }
      BidiHandler.prototype.isBidiRow = function (screenRow, docRow, splitIndex) {
        if (!this.seenBidi) return false;
        if (screenRow !== this.currentRow) {
          this.currentRow = screenRow;
          this.updateRowLine(docRow, splitIndex);
          this.updateBidiMap();
        }
        return this.bidiMap.bidiLevels;
      };
      BidiHandler.prototype.onChange = function (delta) {
        if (!this.seenBidi) {
          if (delta.action == 'insert' && bidiRE.test(delta.lines.join('\n'))) {
            this.seenBidi = true;
            this.currentRow = null;
          }
        } else {
          this.currentRow = null;
        }
      };
      BidiHandler.prototype.getDocumentRow = function () {
        var docRow = 0;
        var rowCache = this.session.$screenRowCache;
        if (rowCache.length) {
          var index = this.session.$getRowCacheIndex(rowCache, this.currentRow);
          if (index >= 0) docRow = this.session.$docRowCache[index];
        }
        return docRow;
      };
      BidiHandler.prototype.getSplitIndex = function () {
        var splitIndex = 0;
        var rowCache = this.session.$screenRowCache;
        if (rowCache.length) {
          var currentIndex,
            prevIndex = this.session.$getRowCacheIndex(rowCache, this.currentRow);
          while (this.currentRow - splitIndex > 0) {
            currentIndex = this.session.$getRowCacheIndex(
              rowCache,
              this.currentRow - splitIndex - 1
            );
            if (currentIndex !== prevIndex) break;
            prevIndex = currentIndex;
            splitIndex++;
          }
        } else {
          splitIndex = this.currentRow;
        }
        return splitIndex;
      };
      BidiHandler.prototype.updateRowLine = function (docRow, splitIndex) {
        if (docRow === undefined) docRow = this.getDocumentRow();
        var isLastRow = docRow === this.session.getLength() - 1,
          endOfLine = isLastRow ? this.EOF : this.EOL;
        this.wrapIndent = 0;
        this.line = this.session.getLine(docRow);
        this.isRtlDir = this.$isRtl || this.line.charAt(0) === this.RLE;
        if (this.session.$useWrapMode) {
          var splits = this.session.$wrapData[docRow];
          if (splits) {
            if (splitIndex === undefined) splitIndex = this.getSplitIndex();
            if (splitIndex > 0 && splits.length) {
              this.wrapIndent = splits.indent;
              this.wrapOffset = this.wrapIndent * this.charWidths[bidiUtil.L];
              this.line =
                splitIndex < splits.length
                  ? this.line.substring(splits[splitIndex - 1], splits[splitIndex])
                  : this.line.substring(splits[splits.length - 1]);
            } else {
              this.line = this.line.substring(0, splits[splitIndex]);
            }
            if (splitIndex == splits.length) {
              this.line += this.showInvisibles ? endOfLine : bidiUtil.DOT;
            }
          }
        } else {
          this.line += this.showInvisibles ? endOfLine : bidiUtil.DOT;
        }
        var session = this.session,
          shift = 0,
          size;
        this.line = this.line.replace(/\t|[\u1100-\u2029, \u202F-\uFFE6]/g, function (ch, i) {
          if (ch === '\t' || session.isFullWidth(ch.charCodeAt(0))) {
            size = ch === '\t' ? session.getScreenTabSize(i + shift) : 2;
            shift += size - 1;
            return lang.stringRepeat(bidiUtil.DOT, size);
          }
          return ch;
        });
        if (this.isRtlDir) {
          this.fontMetrics.$main.textContent =
            this.line.charAt(this.line.length - 1) == bidiUtil.DOT
              ? this.line.substr(0, this.line.length - 1)
              : this.line;
          this.rtlLineOffset =
            this.contentWidth - this.fontMetrics.$main.getBoundingClientRect().width;
        }
      };
      BidiHandler.prototype.updateBidiMap = function () {
        var textCharTypes = [];
        if (bidiUtil.hasBidiCharacters(this.line, textCharTypes) || this.isRtlDir) {
          this.bidiMap = bidiUtil.doBidiReorder(this.line, textCharTypes, this.isRtlDir);
        } else {
          this.bidiMap = {};
        }
      };
      BidiHandler.prototype.markAsDirty = function () {
        this.currentRow = null;
      };
      BidiHandler.prototype.updateCharacterWidths = function (fontMetrics) {
        if (this.characterWidth === fontMetrics.$characterSize.width) return;
        this.fontMetrics = fontMetrics;
        var characterWidth = (this.characterWidth = fontMetrics.$characterSize.width);
        var bidiCharWidth = fontMetrics.$measureCharWidth('\u05d4');
        this.charWidths[bidiUtil.L] =
          this.charWidths[bidiUtil.EN] =
          this.charWidths[bidiUtil.ON_R] =
            characterWidth;
        this.charWidths[bidiUtil.R] = this.charWidths[bidiUtil.AN] = bidiCharWidth;
        this.charWidths[bidiUtil.R_H] = bidiCharWidth * 0.45;
        this.charWidths[bidiUtil.B] = this.charWidths[bidiUtil.RLE] = 0;
        this.currentRow = null;
      };
      BidiHandler.prototype.setShowInvisibles = function (showInvisibles) {
        this.showInvisibles = showInvisibles;
        this.currentRow = null;
      };
      BidiHandler.prototype.setEolChar = function (eolChar) {
        this.EOL = eolChar;
      };
      BidiHandler.prototype.setContentWidth = function (width) {
        this.contentWidth = width;
      };
      BidiHandler.prototype.isRtlLine = function (row) {
        if (this.$isRtl) return true;
        if (row != undefined) return this.session.getLine(row).charAt(0) == this.RLE;
        else return this.isRtlDir;
      };
      BidiHandler.prototype.setRtlDirection = function (editor, isRtlDir) {
        var cursor = editor.getCursorPosition();
        for (var row = editor.selection.getSelectionAnchor().row; row <= cursor.row; row++) {
          if (
            !isRtlDir &&
            editor.session.getLine(row).charAt(0) === editor.session.$bidiHandler.RLE
          )
            editor.session.doc.removeInLine(row, 0, 1);
          else if (
            isRtlDir &&
            editor.session.getLine(row).charAt(0) !== editor.session.$bidiHandler.RLE
          )
            editor.session.doc.insert({ column: 0, row: row }, editor.session.$bidiHandler.RLE);
        }
      };
      BidiHandler.prototype.getPosLeft = function (col) {
        col -= this.wrapIndent;
        var leftBoundary = this.line.charAt(0) === this.RLE ? 1 : 0;
        var logicalIdx =
          col > leftBoundary ? (this.session.getOverwrite() ? col : col - 1) : leftBoundary;
        var visualIdx = bidiUtil.getVisualFromLogicalIdx(logicalIdx, this.bidiMap),
          levels = this.bidiMap.bidiLevels,
          left = 0;
        if (!this.session.getOverwrite() && col <= leftBoundary && levels[visualIdx] % 2 !== 0)
          visualIdx++;
        for (var i = 0; i < visualIdx; i++) {
          left += this.charWidths[levels[i]];
        }
        if (!this.session.getOverwrite() && col > leftBoundary && levels[visualIdx] % 2 === 0)
          left += this.charWidths[levels[visualIdx]];
        if (this.wrapIndent) left += this.isRtlDir ? -1 * this.wrapOffset : this.wrapOffset;
        if (this.isRtlDir) left += this.rtlLineOffset;
        return left;
      };
      BidiHandler.prototype.getSelections = function (startCol, endCol) {
        var map = this.bidiMap,
          levels = map.bidiLevels,
          level,
          selections = [],
          offset = 0,
          selColMin = Math.min(startCol, endCol) - this.wrapIndent,
          selColMax = Math.max(startCol, endCol) - this.wrapIndent,
          isSelected = false,
          isSelectedPrev = false,
          selectionStart = 0;
        if (this.wrapIndent) offset += this.isRtlDir ? -1 * this.wrapOffset : this.wrapOffset;
        for (var logIdx, visIdx = 0; visIdx < levels.length; visIdx++) {
          logIdx = map.logicalFromVisual[visIdx];
          level = levels[visIdx];
          isSelected = logIdx >= selColMin && logIdx < selColMax;
          if (isSelected && !isSelectedPrev) {
            selectionStart = offset;
          } else if (!isSelected && isSelectedPrev) {
            selections.push({ left: selectionStart, width: offset - selectionStart });
          }
          offset += this.charWidths[level];
          isSelectedPrev = isSelected;
        }
        if (isSelected && visIdx === levels.length) {
          selections.push({ left: selectionStart, width: offset - selectionStart });
        }
        if (this.isRtlDir) {
          for (var i = 0; i < selections.length; i++) {
            selections[i].left += this.rtlLineOffset;
          }
        }
        return selections;
      };
      BidiHandler.prototype.offsetToCol = function (posX) {
        if (this.isRtlDir) posX -= this.rtlLineOffset;
        var logicalIdx = 0,
          posX = Math.max(posX, 0),
          offset = 0,
          visualIdx = 0,
          levels = this.bidiMap.bidiLevels,
          charWidth = this.charWidths[levels[visualIdx]];
        if (this.wrapIndent) posX -= this.isRtlDir ? -1 * this.wrapOffset : this.wrapOffset;
        while (posX > offset + charWidth / 2) {
          offset += charWidth;
          if (visualIdx === levels.length - 1) {
            charWidth = 0;
            break;
          }
          charWidth = this.charWidths[levels[++visualIdx]];
        }
        if (visualIdx > 0 && levels[visualIdx - 1] % 2 !== 0 && levels[visualIdx] % 2 === 0) {
          if (posX < offset) visualIdx--;
          logicalIdx = this.bidiMap.logicalFromVisual[visualIdx];
        } else if (
          visualIdx > 0 &&
          levels[visualIdx - 1] % 2 === 0 &&
          levels[visualIdx] % 2 !== 0
        ) {
          logicalIdx =
            1 +
            (posX > offset
              ? this.bidiMap.logicalFromVisual[visualIdx]
              : this.bidiMap.logicalFromVisual[visualIdx - 1]);
        } else if (
          (this.isRtlDir &&
            visualIdx === levels.length - 1 &&
            charWidth === 0 &&
            levels[visualIdx - 1] % 2 === 0) ||
          (!this.isRtlDir && visualIdx === 0 && levels[visualIdx] % 2 !== 0)
        ) {
          logicalIdx = 1 + this.bidiMap.logicalFromVisual[visualIdx];
        } else {
          if (visualIdx > 0 && levels[visualIdx - 1] % 2 !== 0 && charWidth !== 0) visualIdx--;
          logicalIdx = this.bidiMap.logicalFromVisual[visualIdx];
        }
        if (logicalIdx === 0 && this.isRtlDir) logicalIdx++;
        return logicalIdx + this.wrapIndent;
      };
      return BidiHandler;
    })();
    exports.BidiHandler = BidiHandler;
  }
);

ace.define(
  'ace/selection',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/lang',
    'ace/lib/event_emitter',
    'ace/range'
  ],
  function (require, exports, module) {
    'use strict';
    var oop = require('./lib/oop');
    var lang = require('./lib/lang');
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var Range = require('./range').Range;
    var Selection = /** @class */ (function () {
      function Selection(session) {
        this.session = session;
        this.doc = session.getDocument();
        this.clearSelection();
        this.cursor = this.lead = this.doc.createAnchor(0, 0);
        this.anchor = this.doc.createAnchor(0, 0);
        this.$silent = false;
        var self = this;
        this.cursor.on('change', function (e) {
          self.$cursorChanged = true;
          if (!self.$silent) self._emit('changeCursor');
          if (!self.$isEmpty && !self.$silent) self._emit('changeSelection');
          if (!self.$keepDesiredColumnOnChange && e.old.column != e.value.column)
            self.$desiredColumn = null;
        });
        this.anchor.on('change', function () {
          self.$anchorChanged = true;
          if (!self.$isEmpty && !self.$silent) self._emit('changeSelection');
        });
      }
      Selection.prototype.isEmpty = function () {
        return (
          this.$isEmpty ||
          (this.anchor.row == this.lead.row && this.anchor.column == this.lead.column)
        );
      };
      Selection.prototype.isMultiLine = function () {
        return !this.$isEmpty && this.anchor.row != this.cursor.row;
      };
      Selection.prototype.getCursor = function () {
        return this.lead.getPosition();
      };
      Selection.prototype.setAnchor = function (row, column) {
        this.$isEmpty = false;
        this.anchor.setPosition(row, column);
      };
      Selection.prototype.getAnchor = function () {
        if (this.$isEmpty) return this.getSelectionLead();
        return this.anchor.getPosition();
      };
      Selection.prototype.getSelectionLead = function () {
        return this.lead.getPosition();
      };
      Selection.prototype.isBackwards = function () {
        var anchor = this.anchor;
        var lead = this.lead;
        return anchor.row > lead.row || (anchor.row == lead.row && anchor.column > lead.column);
      };
      Selection.prototype.getRange = function () {
        var anchor = this.anchor;
        var lead = this.lead;
        if (this.$isEmpty) return Range.fromPoints(lead, lead);
        return this.isBackwards() ? Range.fromPoints(lead, anchor) : Range.fromPoints(anchor, lead);
      };
      Selection.prototype.clearSelection = function () {
        if (!this.$isEmpty) {
          this.$isEmpty = true;
          this._emit('changeSelection');
        }
      };
      Selection.prototype.selectAll = function () {
        this.$setSelection(0, 0, Number.MAX_VALUE, Number.MAX_VALUE);
      };
      Selection.prototype.setRange = function (range, reverse) {
        var start = reverse ? range.end : range.start;
        var end = reverse ? range.start : range.end;
        this.$setSelection(start.row, start.column, end.row, end.column);
      };
      Selection.prototype.$setSelection = function (
        anchorRow,
        anchorColumn,
        cursorRow,
        cursorColumn
      ) {
        if (this.$silent) return;
        var wasEmpty = this.$isEmpty;
        var wasMultiselect = this.inMultiSelectMode;
        this.$silent = true;
        this.$cursorChanged = this.$anchorChanged = false;
        this.anchor.setPosition(anchorRow, anchorColumn);
        this.cursor.setPosition(cursorRow, cursorColumn);
        this.$isEmpty = !Range.comparePoints(this.anchor, this.cursor);
        this.$silent = false;
        if (this.$cursorChanged) this._emit('changeCursor');
        if (
          this.$cursorChanged ||
          this.$anchorChanged ||
          wasEmpty != this.$isEmpty ||
          wasMultiselect
        )
          this._emit('changeSelection');
      };
      Selection.prototype.$moveSelection = function (mover) {
        var lead = this.lead;
        if (this.$isEmpty) this.setSelectionAnchor(lead.row, lead.column);
        mover.call(this);
      };
      Selection.prototype.selectTo = function (row, column) {
        this.$moveSelection(function () {
          this.moveCursorTo(row, column);
        });
      };
      Selection.prototype.selectToPosition = function (pos) {
        this.$moveSelection(function () {
          this.moveCursorToPosition(pos);
        });
      };
      Selection.prototype.moveTo = function (row, column) {
        this.clearSelection();
        this.moveCursorTo(row, column);
      };
      Selection.prototype.moveToPosition = function (pos) {
        this.clearSelection();
        this.moveCursorToPosition(pos);
      };
      Selection.prototype.selectUp = function () {
        this.$moveSelection(this.moveCursorUp);
      };
      Selection.prototype.selectDown = function () {
        this.$moveSelection(this.moveCursorDown);
      };
      Selection.prototype.selectRight = function () {
        this.$moveSelection(this.moveCursorRight);
      };
      Selection.prototype.selectLeft = function () {
        this.$moveSelection(this.moveCursorLeft);
      };
      Selection.prototype.selectLineStart = function () {
        this.$moveSelection(this.moveCursorLineStart);
      };
      Selection.prototype.selectLineEnd = function () {
        this.$moveSelection(this.moveCursorLineEnd);
      };
      Selection.prototype.selectFileEnd = function () {
        this.$moveSelection(this.moveCursorFileEnd);
      };
      Selection.prototype.selectFileStart = function () {
        this.$moveSelection(this.moveCursorFileStart);
      };
      Selection.prototype.selectWordRight = function () {
        this.$moveSelection(this.moveCursorWordRight);
      };
      Selection.prototype.selectWordLeft = function () {
        this.$moveSelection(this.moveCursorWordLeft);
      };
      Selection.prototype.getWordRange = function (row, column) {
        if (typeof column == 'undefined') {
          var cursor = row || this.lead;
          row = cursor.row;
          column = cursor.column;
        }
        return this.session.getWordRange(row, column);
      };
      Selection.prototype.selectWord = function () {
        this.setSelectionRange(this.getWordRange());
      };
      Selection.prototype.selectAWord = function () {
        var cursor = this.getCursor();
        var range = this.session.getAWordRange(cursor.row, cursor.column);
        this.setSelectionRange(range);
      };
      Selection.prototype.getLineRange = function (row, excludeLastChar) {
        var rowStart = typeof row == 'number' ? row : this.lead.row;
        var rowEnd;
        var foldLine = this.session.getFoldLine(rowStart);
        if (foldLine) {
          rowStart = foldLine.start.row;
          rowEnd = foldLine.end.row;
        } else {
          rowEnd = rowStart;
        }
        if (excludeLastChar === true)
          return new Range(rowStart, 0, rowEnd, this.session.getLine(rowEnd).length);
        else return new Range(rowStart, 0, rowEnd + 1, 0);
      };
      Selection.prototype.selectLine = function () {
        this.setSelectionRange(this.getLineRange());
      };
      Selection.prototype.moveCursorUp = function () {
        this.moveCursorBy(-1, 0);
      };
      Selection.prototype.moveCursorDown = function () {
        this.moveCursorBy(1, 0);
      };
      Selection.prototype.wouldMoveIntoSoftTab = function (cursor, tabSize, direction) {
        var start = cursor.column;
        var end = cursor.column + tabSize;
        if (direction < 0) {
          start = cursor.column - tabSize;
          end = cursor.column;
        }
        return (
          this.session.isTabStop(cursor) &&
          this.doc.getLine(cursor.row).slice(start, end).split(' ').length - 1 == tabSize
        );
      };
      Selection.prototype.moveCursorLeft = function () {
        var cursor = this.lead.getPosition(),
          fold;
        if ((fold = this.session.getFoldAt(cursor.row, cursor.column, -1))) {
          this.moveCursorTo(fold.start.row, fold.start.column);
        } else if (cursor.column === 0) {
          if (cursor.row > 0) {
            this.moveCursorTo(cursor.row - 1, this.doc.getLine(cursor.row - 1).length);
          }
        } else {
          var tabSize = this.session.getTabSize();
          if (
            this.wouldMoveIntoSoftTab(cursor, tabSize, -1) &&
            !this.session.getNavigateWithinSoftTabs()
          ) {
            this.moveCursorBy(0, -tabSize);
          } else {
            this.moveCursorBy(0, -1);
          }
        }
      };
      Selection.prototype.moveCursorRight = function () {
        var cursor = this.lead.getPosition(),
          fold;
        if ((fold = this.session.getFoldAt(cursor.row, cursor.column, 1))) {
          this.moveCursorTo(fold.end.row, fold.end.column);
        } else if (this.lead.column == this.doc.getLine(this.lead.row).length) {
          if (this.lead.row < this.doc.getLength() - 1) {
            this.moveCursorTo(this.lead.row + 1, 0);
          }
        } else {
          var tabSize = this.session.getTabSize();
          var cursor = this.lead;
          if (
            this.wouldMoveIntoSoftTab(cursor, tabSize, 1) &&
            !this.session.getNavigateWithinSoftTabs()
          ) {
            this.moveCursorBy(0, tabSize);
          } else {
            this.moveCursorBy(0, 1);
          }
        }
      };
      Selection.prototype.moveCursorLineStart = function () {
        var row = this.lead.row;
        var column = this.lead.column;
        var screenRow = this.session.documentToScreenRow(row, column);
        var firstColumnPosition = this.session.screenToDocumentPosition(screenRow, 0);
        var beforeCursor = this.session.getDisplayLine(
          row,
          null,
          firstColumnPosition.row,
          firstColumnPosition.column
        );
        var leadingSpace = beforeCursor.match(/^\s*/);
        if (leadingSpace[0].length != column && !this.session.$useEmacsStyleLineStart)
          firstColumnPosition.column += leadingSpace[0].length;
        this.moveCursorToPosition(firstColumnPosition);
      };
      Selection.prototype.moveCursorLineEnd = function () {
        var lead = this.lead;
        var lineEnd = this.session.getDocumentLastRowColumnPosition(lead.row, lead.column);
        if (this.lead.column == lineEnd.column) {
          var line = this.session.getLine(lineEnd.row);
          if (lineEnd.column == line.length) {
            var textEnd = line.search(/\s+$/);
            if (textEnd > 0) lineEnd.column = textEnd;
          }
        }
        this.moveCursorTo(lineEnd.row, lineEnd.column);
      };
      Selection.prototype.moveCursorFileEnd = function () {
        var row = this.doc.getLength() - 1;
        var column = this.doc.getLine(row).length;
        this.moveCursorTo(row, column);
      };
      Selection.prototype.moveCursorFileStart = function () {
        this.moveCursorTo(0, 0);
      };
      Selection.prototype.moveCursorLongWordRight = function () {
        var row = this.lead.row;
        var column = this.lead.column;
        var line = this.doc.getLine(row);
        var rightOfCursor = line.substring(column);
        this.session.nonTokenRe.lastIndex = 0;
        this.session.tokenRe.lastIndex = 0;
        var fold = this.session.getFoldAt(row, column, 1);
        if (fold) {
          this.moveCursorTo(fold.end.row, fold.end.column);
          return;
        }
        if (this.session.nonTokenRe.exec(rightOfCursor)) {
          column += this.session.nonTokenRe.lastIndex;
          this.session.nonTokenRe.lastIndex = 0;
          rightOfCursor = line.substring(column);
        }
        if (column >= line.length) {
          this.moveCursorTo(row, line.length);
          this.moveCursorRight();
          if (row < this.doc.getLength() - 1) this.moveCursorWordRight();
          return;
        }
        if (this.session.tokenRe.exec(rightOfCursor)) {
          column += this.session.tokenRe.lastIndex;
          this.session.tokenRe.lastIndex = 0;
        }
        this.moveCursorTo(row, column);
      };
      Selection.prototype.moveCursorLongWordLeft = function () {
        var row = this.lead.row;
        var column = this.lead.column;
        var fold;
        if ((fold = this.session.getFoldAt(row, column, -1))) {
          this.moveCursorTo(fold.start.row, fold.start.column);
          return;
        }
        var str = this.session.getFoldStringAt(row, column, -1);
        if (str == null) {
          str = this.doc.getLine(row).substring(0, column);
        }
        var leftOfCursor = lang.stringReverse(str);
        this.session.nonTokenRe.lastIndex = 0;
        this.session.tokenRe.lastIndex = 0;
        if (this.session.nonTokenRe.exec(leftOfCursor)) {
          column -= this.session.nonTokenRe.lastIndex;
          leftOfCursor = leftOfCursor.slice(this.session.nonTokenRe.lastIndex);
          this.session.nonTokenRe.lastIndex = 0;
        }
        if (column <= 0) {
          this.moveCursorTo(row, 0);
          this.moveCursorLeft();
          if (row > 0) this.moveCursorWordLeft();
          return;
        }
        if (this.session.tokenRe.exec(leftOfCursor)) {
          column -= this.session.tokenRe.lastIndex;
          this.session.tokenRe.lastIndex = 0;
        }
        this.moveCursorTo(row, column);
      };
      Selection.prototype.$shortWordEndIndex = function (rightOfCursor) {
        var index = 0,
          ch;
        var whitespaceRe = /\s/;
        var tokenRe = this.session.tokenRe;
        tokenRe.lastIndex = 0;
        if (this.session.tokenRe.exec(rightOfCursor)) {
          index = this.session.tokenRe.lastIndex;
        } else {
          while ((ch = rightOfCursor[index]) && whitespaceRe.test(ch)) index++;
          if (index < 1) {
            tokenRe.lastIndex = 0;
            while ((ch = rightOfCursor[index]) && !tokenRe.test(ch)) {
              tokenRe.lastIndex = 0;
              index++;
              if (whitespaceRe.test(ch)) {
                if (index > 2) {
                  index--;
                  break;
                } else {
                  while ((ch = rightOfCursor[index]) && whitespaceRe.test(ch)) index++;
                  if (index > 2) break;
                }
              }
            }
          }
        }
        tokenRe.lastIndex = 0;
        return index;
      };
      Selection.prototype.moveCursorShortWordRight = function () {
        var row = this.lead.row;
        var column = this.lead.column;
        var line = this.doc.getLine(row);
        var rightOfCursor = line.substring(column);
        var fold = this.session.getFoldAt(row, column, 1);
        if (fold) return this.moveCursorTo(fold.end.row, fold.end.column);
        if (column == line.length) {
          var l = this.doc.getLength();
          do {
            row++;
            rightOfCursor = this.doc.getLine(row);
          } while (row < l && /^\s*$/.test(rightOfCursor));
          if (!/^\s+/.test(rightOfCursor)) rightOfCursor = '';
          column = 0;
        }
        var index = this.$shortWordEndIndex(rightOfCursor);
        this.moveCursorTo(row, column + index);
      };
      Selection.prototype.moveCursorShortWordLeft = function () {
        var row = this.lead.row;
        var column = this.lead.column;
        var fold;
        if ((fold = this.session.getFoldAt(row, column, -1)))
          return this.moveCursorTo(fold.start.row, fold.start.column);
        var line = this.session.getLine(row).substring(0, column);
        if (column === 0) {
          do {
            row--;
            line = this.doc.getLine(row);
          } while (row > 0 && /^\s*$/.test(line));
          column = line.length;
          if (!/\s+$/.test(line)) line = '';
        }
        var leftOfCursor = lang.stringReverse(line);
        var index = this.$shortWordEndIndex(leftOfCursor);
        return this.moveCursorTo(row, column - index);
      };
      Selection.prototype.moveCursorWordRight = function () {
        if (this.session.$selectLongWords) this.moveCursorLongWordRight();
        else this.moveCursorShortWordRight();
      };
      Selection.prototype.moveCursorWordLeft = function () {
        if (this.session.$selectLongWords) this.moveCursorLongWordLeft();
        else this.moveCursorShortWordLeft();
      };
      Selection.prototype.moveCursorBy = function (rows, chars) {
        var screenPos = this.session.documentToScreenPosition(this.lead.row, this.lead.column);
        var offsetX;
        if (chars === 0) {
          if (rows !== 0) {
            if (this.session.$bidiHandler.isBidiRow(screenPos.row, this.lead.row)) {
              offsetX = this.session.$bidiHandler.getPosLeft(screenPos.column);
              screenPos.column = Math.round(offsetX / this.session.$bidiHandler.charWidths[0]);
            } else {
              offsetX = screenPos.column * this.session.$bidiHandler.charWidths[0];
            }
          }
          if (this.$desiredColumn) screenPos.column = this.$desiredColumn;
          else this.$desiredColumn = screenPos.column;
        }
        if (rows != 0 && this.session.lineWidgets && this.session.lineWidgets[this.lead.row]) {
          var widget = this.session.lineWidgets[this.lead.row];
          if (rows < 0) rows -= widget.rowsAbove || 0;
          else if (rows > 0) rows += widget.rowCount - (widget.rowsAbove || 0);
        }
        var docPos = this.session.screenToDocumentPosition(
          screenPos.row + rows,
          screenPos.column,
          offsetX
        );
        if (
          rows !== 0 &&
          chars === 0 &&
          docPos.row === this.lead.row &&
          docPos.column === this.lead.column
        ) {
        }
        this.moveCursorTo(docPos.row, docPos.column + chars, chars === 0);
      };
      Selection.prototype.moveCursorToPosition = function (position) {
        this.moveCursorTo(position.row, position.column);
      };
      Selection.prototype.moveCursorTo = function (row, column, keepDesiredColumn) {
        var fold = this.session.getFoldAt(row, column, 1);
        if (fold) {
          row = fold.start.row;
          column = fold.start.column;
        }
        this.$keepDesiredColumnOnChange = true;
        var line = this.session.getLine(row);
        if (/[\uDC00-\uDFFF]/.test(line.charAt(column)) && line.charAt(column - 1)) {
          if (this.lead.row == row && this.lead.column == column + 1) column = column - 1;
          else column = column + 1;
        }
        this.lead.setPosition(row, column);
        this.$keepDesiredColumnOnChange = false;
        if (!keepDesiredColumn) this.$desiredColumn = null;
      };
      Selection.prototype.moveCursorToScreen = function (row, column, keepDesiredColumn) {
        var pos = this.session.screenToDocumentPosition(row, column);
        this.moveCursorTo(pos.row, pos.column, keepDesiredColumn);
      };
      Selection.prototype.detach = function () {
        this.lead.detach();
        this.anchor.detach();
      };
      Selection.prototype.fromOrientedRange = function (range) {
        this.setSelectionRange(range, range.cursor == range.start);
        this.$desiredColumn = range.desiredColumn || this.$desiredColumn;
      };
      Selection.prototype.toOrientedRange = function (range) {
        var r = this.getRange();
        if (range) {
          range.start.column = r.start.column;
          range.start.row = r.start.row;
          range.end.column = r.end.column;
          range.end.row = r.end.row;
        } else {
          range = r;
        }
        range.cursor = this.isBackwards() ? range.start : range.end;
        range.desiredColumn = this.$desiredColumn;
        return range;
      };
      Selection.prototype.getRangeOfMovements = function (func) {
        var start = this.getCursor();
        try {
          func(this);
          var end = this.getCursor();
          return Range.fromPoints(start, end);
        } catch (e) {
          return Range.fromPoints(start, start);
        } finally {
          this.moveCursorToPosition(start);
        }
      };
      Selection.prototype.toJSON = function () {
        if (this.rangeCount) {
          var data = this.ranges.map(function (r) {
            var r1 = r.clone();
            r1.isBackwards = r.cursor == r.start;
            return r1;
          });
        } else {
          var data = this.getRange();
          data.isBackwards = this.isBackwards();
        }
        return data;
      };
      Selection.prototype.fromJSON = function (data) {
        if (data.start == undefined) {
          if (this.rangeList && data.length > 1) {
            this.toSingleRange(data[0]);
            for (var i = data.length; i--; ) {
              var r = Range.fromPoints(data[i].start, data[i].end);
              if (data[i].isBackwards) r.cursor = r.start;
              this.addRange(r, true);
            }
            return;
          } else {
            data = data[0];
          }
        }
        if (this.rangeList) this.toSingleRange(data);
        this.setSelectionRange(data, data.isBackwards);
      };
      Selection.prototype.isEqual = function (data) {
        if ((data.length || this.rangeCount) && data.length != this.rangeCount) return false;
        if (!data.length || !this.ranges) return this.getRange().isEqual(data);
        for (var i = this.ranges.length; i--; ) {
          if (!this.ranges[i].isEqual(data[i])) return false;
        }
        return true;
      };
      return Selection;
    })();
    Selection.prototype.setSelectionAnchor = Selection.prototype.setAnchor;
    Selection.prototype.getSelectionAnchor = Selection.prototype.getAnchor;
    Selection.prototype.setSelectionRange = Selection.prototype.setRange;
    oop.implement(Selection.prototype, EventEmitter);
    exports.Selection = Selection;
  }
);

ace.define(
  'ace/tokenizer',
  ['require', 'exports', 'module', 'ace/lib/report_error'],
  function (require, exports, module) {
    'use strict';
    var reportError = require('./lib/report_error').reportError;
    var MAX_TOKEN_COUNT = 2000;
    var Tokenizer = /** @class */ (function () {
      function Tokenizer(rules) {
        this.states = rules;
        this.regExps = {};
        this.matchMappings = {};
        for (var key in this.states) {
          var state = this.states[key];
          var ruleRegExps = [];
          var matchTotal = 0;
          var mapping = (this.matchMappings[key] = { defaultToken: 'text' });
          var flag = 'g';
          var splitterRurles = [];
          for (var i = 0; i < state.length; i++) {
            var rule = state[i];
            if (rule.defaultToken) mapping.defaultToken = rule.defaultToken;
            if (rule.caseInsensitive && flag.indexOf('i') === -1) flag += 'i';
            if (rule.unicode && flag.indexOf('u') === -1) flag += 'u';
            if (rule.regex == null) continue;
            if (rule.regex instanceof RegExp) rule.regex = rule.regex.toString().slice(1, -1);
            var adjustedregex = rule.regex;
            var matchcount = new RegExp('(?:(' + adjustedregex + ')|(.))').exec('a').length - 2;
            if (Array.isArray(rule.token)) {
              if (rule.token.length == 1 || matchcount == 1) {
                rule.token = rule.token[0];
              } else if (matchcount - 1 != rule.token.length) {
                this.reportError("number of classes and regexp groups doesn't match", {
                  rule: rule,
                  groupCount: matchcount - 1
                });
                rule.token = rule.token[0];
              } else {
                rule.tokenArray = rule.token;
                rule.token = null;
                rule.onMatch = this.$arrayTokens;
              }
            } else if (typeof rule.token == 'function' && !rule.onMatch) {
              if (matchcount > 1) rule.onMatch = this.$applyToken;
              else rule.onMatch = rule.token;
            }
            if (matchcount > 1) {
              if (/\\\d/.test(rule.regex)) {
                adjustedregex = rule.regex.replace(/\\([0-9]+)/g, function (match, digit) {
                  return '\\' + (parseInt(digit, 10) + matchTotal + 1);
                });
              } else {
                matchcount = 1;
                adjustedregex = this.removeCapturingGroups(rule.regex);
              }
              if (!rule.splitRegex && typeof rule.token != 'string') splitterRurles.push(rule); // flag will be known only at the very end
            }
            mapping[matchTotal] = i;
            matchTotal += matchcount;
            ruleRegExps.push(adjustedregex);
            if (!rule.onMatch) rule.onMatch = null;
          }
          if (!ruleRegExps.length) {
            mapping[0] = 0;
            ruleRegExps.push('$');
          }
          splitterRurles.forEach(function (rule) {
            rule.splitRegex = this.createSplitterRegexp(rule.regex, flag);
          }, this);
          this.regExps[key] = new RegExp('(' + ruleRegExps.join(')|(') + ')|($)', flag);
        }
      }
      Tokenizer.prototype.$setMaxTokenCount = function (m) {
        MAX_TOKEN_COUNT = m | 0;
      };
      Tokenizer.prototype.$applyToken = function (str) {
        var values = this.splitRegex.exec(str).slice(1);
        var types = this.token.apply(this, values);
        if (typeof types === 'string') return [{ type: types, value: str }];
        var tokens = [];
        for (var i = 0, l = types.length; i < l; i++) {
          if (values[i])
            tokens[tokens.length] = {
              type: types[i],
              value: values[i]
            };
        }
        return tokens;
      };
      Tokenizer.prototype.$arrayTokens = function (str) {
        if (!str) return [];
        var values = this.splitRegex.exec(str);
        if (!values) return 'text';
        var tokens = [];
        var types = this.tokenArray;
        for (var i = 0, l = types.length; i < l; i++) {
          if (values[i + 1])
            tokens[tokens.length] = {
              type: types[i],
              value: values[i + 1]
            };
        }
        return tokens;
      };
      Tokenizer.prototype.removeCapturingGroups = function (src) {
        var r = src.replace(/\\.|\[(?:\\.|[^\\\]])*|\(\?[:=!<]|(\()/g, function (x, y) {
          return y ? '(?:' : x;
        });
        return r;
      };
      Tokenizer.prototype.createSplitterRegexp = function (src, flag) {
        if (src.indexOf('(?=') != -1) {
          var stack = 0;
          var inChClass = false;
          var lastCapture = {};
          src.replace(
            /(\\.)|(\((?:\?[=!])?)|(\))|([\[\]])/g,
            function (m, esc, parenOpen, parenClose, square, index) {
              if (inChClass) {
                inChClass = square != ']';
              } else if (square) {
                inChClass = true;
              } else if (parenClose) {
                if (stack == lastCapture.stack) {
                  lastCapture.end = index + 1;
                  lastCapture.stack = -1;
                }
                stack--;
              } else if (parenOpen) {
                stack++;
                if (parenOpen.length != 1) {
                  lastCapture.stack = stack;
                  lastCapture.start = index;
                }
              }
              return m;
            }
          );
          if (lastCapture.end != null && /^\)*$/.test(src.substr(lastCapture.end)))
            src = src.substring(0, lastCapture.start) + src.substr(lastCapture.end);
        }
        if (src.charAt(0) != '^') src = '^' + src;
        if (src.charAt(src.length - 1) != '$') src += '$';
        return new RegExp(src, (flag || '').replace('g', ''));
      };
      Tokenizer.prototype.getLineTokens = function (line, startState) {
        if (startState && typeof startState != 'string') {
          var stack = startState.slice(0);
          startState = stack[0];
          if (startState === '#tmp') {
            stack.shift();
            startState = stack.shift();
          }
        } else var stack = [];
        var currentState = startState || 'start';
        var state = this.states[currentState];
        if (!state) {
          currentState = 'start';
          state = this.states[currentState];
        }
        var mapping = this.matchMappings[currentState];
        var re = this.regExps[currentState];
        re.lastIndex = 0;
        var match,
          tokens = [];
        var lastIndex = 0;
        var matchAttempts = 0;
        var token = { type: null, value: '' };
        while ((match = re.exec(line))) {
          var type = mapping.defaultToken;
          var rule = null;
          var value = match[0];
          var index = re.lastIndex;
          if (index - value.length > lastIndex) {
            var skipped = line.substring(lastIndex, index - value.length);
            if (token.type == type) {
              token.value += skipped;
            } else {
              if (token.type) tokens.push(token);
              token = { type: type, value: skipped };
            }
          }
          for (var i = 0; i < match.length - 2; i++) {
            if (match[i + 1] === undefined) continue;
            rule = state[mapping[i]];
            if (rule.onMatch) type = rule.onMatch(value, currentState, stack, line);
            else type = rule.token;
            if (rule.next) {
              if (typeof rule.next == 'string') {
                currentState = rule.next;
              } else {
                currentState = rule.next(currentState, stack);
              }
              state = this.states[currentState];
              if (!state) {
                this.reportError("state doesn't exist", currentState);
                currentState = 'start';
                state = this.states[currentState];
              }
              mapping = this.matchMappings[currentState];
              lastIndex = index;
              re = this.regExps[currentState];
              re.lastIndex = index;
            }
            if (rule.consumeLineEnd) lastIndex = index;
            break;
          }
          if (value) {
            if (typeof type === 'string') {
              if ((!rule || rule.merge !== false) && token.type === type) {
                token.value += value;
              } else {
                if (token.type) tokens.push(token);
                token = { type: type, value: value };
              }
            } else if (type) {
              if (token.type) tokens.push(token);
              token = { type: null, value: '' };
              for (var i = 0; i < type.length; i++) tokens.push(type[i]);
            }
          }
          if (lastIndex == line.length) break;
          lastIndex = index;
          if (matchAttempts++ > MAX_TOKEN_COUNT) {
            if (matchAttempts > 2 * line.length) {
              this.reportError('infinite loop with in ace tokenizer', {
                startState: startState,
                line: line
              });
            }
            while (lastIndex < line.length) {
              if (token.type) tokens.push(token);
              token = {
                value: line.substring(lastIndex, (lastIndex += 500)),
                type: 'overflow'
              };
            }
            currentState = 'start';
            stack = [];
            break;
          }
        }
        if (token.type) tokens.push(token);
        if (stack.length > 1) {
          if (stack[0] !== currentState) stack.unshift('#tmp', currentState);
        }
        return {
          tokens: tokens,
          state: stack.length ? stack : currentState
        };
      };
      return Tokenizer;
    })();
    Tokenizer.prototype.reportError = reportError;
    exports.Tokenizer = Tokenizer;
  }
);

ace.define(
  'ace/mode/text_highlight_rules',
  ['require', 'exports', 'module', 'ace/lib/deep_copy'],
  function (require, exports, module) {
    'use strict';
    var deepCopy = require('../lib/deep_copy').deepCopy;
    var TextHighlightRules = function () {
      this.$rules = {
        start: [
          {
            token: 'empty_line',
            regex: '^$'
          },
          {
            defaultToken: 'text'
          }
        ]
      };
    };
    (function () {
      this.addRules = function (rules, prefix) {
        if (!prefix) {
          for (var key in rules) this.$rules[key] = rules[key];
          return;
        }
        for (var key in rules) {
          var state = rules[key];
          for (var i = 0; i < state.length; i++) {
            var rule = state[i];
            if (rule.next || rule.onMatch) {
              if (typeof rule.next == 'string') {
                if (rule.next.indexOf(prefix) !== 0) rule.next = prefix + rule.next;
              }
              if (rule.nextState && rule.nextState.indexOf(prefix) !== 0)
                rule.nextState = prefix + rule.nextState;
            }
          }
          this.$rules[prefix + key] = state;
        }
      };
      this.getRules = function () {
        return this.$rules;
      };
      this.embedRules = function (HighlightRules, prefix, escapeRules, states, append) {
        var embedRules =
          typeof HighlightRules == 'function' ? new HighlightRules().getRules() : HighlightRules;
        if (states) {
          for (var i = 0; i < states.length; i++) states[i] = prefix + states[i];
        } else {
          states = [];
          for (var key in embedRules) states.push(prefix + key);
        }
        this.addRules(embedRules, prefix);
        if (escapeRules) {
          var addRules = Array.prototype[append ? 'push' : 'unshift'];
          for (var i = 0; i < states.length; i++)
            addRules.apply(this.$rules[states[i]], deepCopy(escapeRules));
        }
        if (!this.$embeds) this.$embeds = [];
        this.$embeds.push(prefix);
      };
      this.getEmbeds = function () {
        return this.$embeds;
      };
      var pushState = function (currentState, stack) {
        if (currentState != 'start' || stack.length) stack.unshift(this.nextState, currentState);
        return this.nextState;
      };
      var popState = function (currentState, stack) {
        stack.shift();
        return stack.shift() || 'start';
      };
      this.normalizeRules = function () {
        var id = 0;
        var rules = this.$rules;
        function processState(key) {
          var state = rules[key];
          state.processed = true;
          for (var i = 0; i < state.length; i++) {
            var rule = state[i];
            var toInsert = null;
            if (Array.isArray(rule)) {
              toInsert = rule;
              rule = {};
            }
            if (!rule.regex && rule.start) {
              rule.regex = rule.start;
              if (!rule.next) rule.next = [];
              rule.next.push(
                {
                  defaultToken: rule.token
                },
                {
                  token: rule.token + '.end',
                  regex: rule.end || rule.start,
                  next: 'pop'
                }
              );
              rule.token = rule.token + '.start';
              rule.push = true;
            }
            var next = rule.next || rule.push;
            if (next && Array.isArray(next)) {
              var stateName = rule.stateName;
              if (!stateName) {
                stateName = rule.token;
                if (typeof stateName != 'string') stateName = stateName[0] || '';
                if (rules[stateName]) stateName += id++;
              }
              rules[stateName] = next;
              rule.next = stateName;
              processState(stateName);
            } else if (next == 'pop') {
              rule.next = popState;
            }
            if (rule.push) {
              rule.nextState = rule.next || rule.push;
              rule.next = pushState;
              delete rule.push;
            }
            if (rule.rules) {
              for (var r in rule.rules) {
                if (rules[r]) {
                  if (rules[r].push) rules[r].push.apply(rules[r], rule.rules[r]);
                } else {
                  rules[r] = rule.rules[r];
                }
              }
            }
            var includeName = typeof rule == 'string' ? rule : rule.include;
            if (includeName) {
              if (includeName === '$self') includeName = 'start';
              if (Array.isArray(includeName))
                toInsert = includeName.map(function (x) {
                  return rules[x];
                });
              else toInsert = rules[includeName];
            }
            if (toInsert) {
              var args = [i, 1].concat(toInsert);
              if (rule.noEscape)
                args = args.filter(function (x) {
                  return !x.next;
                });
              state.splice.apply(state, args);
              i--;
            }
            if (rule.keywordMap) {
              rule.token = this.createKeywordMapper(
                rule.keywordMap,
                rule.defaultToken || 'text',
                rule.caseInsensitive
              );
              delete rule.defaultToken;
            }
          }
        }
        Object.keys(rules).forEach(processState, this);
      };
      this.createKeywordMapper = function (map, defaultToken, ignoreCase, splitChar) {
        var keywords = Object.create(null);
        this.$keywordList = [];
        Object.keys(map).forEach(function (className) {
          var a = map[className];
          var list = a.split(splitChar || '|');
          for (var i = list.length; i--; ) {
            var word = list[i];
            this.$keywordList.push(word);
            if (ignoreCase) word = word.toLowerCase();
            keywords[word] = className;
          }
        }, this);
        map = null;
        return ignoreCase
          ? function (value) {
              return keywords[value.toLowerCase()] || defaultToken;
            }
          : function (value) {
              return keywords[value] || defaultToken;
            };
      };
      this.getKeywords = function () {
        return this.$keywords;
      };
    }.call(TextHighlightRules.prototype));
    exports.TextHighlightRules = TextHighlightRules;
  }
);

ace.define(
  'ace/mode/behaviour',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    'use strict';
    var Behaviour = function () {
      this.$behaviours = {};
    };
    (function () {
      this.add = function (name, action, callback) {
        switch (undefined) {
          case this.$behaviours:
            this.$behaviours = {};
          case this.$behaviours[name]:
            this.$behaviours[name] = {};
        }
        this.$behaviours[name][action] = callback;
      };
      this.addBehaviours = function (behaviours) {
        for (var key in behaviours) {
          for (var action in behaviours[key]) {
            this.add(key, action, behaviours[key][action]);
          }
        }
      };
      this.remove = function (name) {
        if (this.$behaviours && this.$behaviours[name]) {
          delete this.$behaviours[name];
        }
      };
      this.inherit = function (mode, filter) {
        if (typeof mode === 'function') {
          var behaviours = new mode().getBehaviours(filter);
        } else {
          var behaviours = mode.getBehaviours(filter);
        }
        this.addBehaviours(behaviours);
      };
      this.getBehaviours = function (filter) {
        if (!filter) {
          return this.$behaviours;
        } else {
          var ret = {};
          for (var i = 0; i < filter.length; i++) {
            if (this.$behaviours[filter[i]]) {
              ret[filter[i]] = this.$behaviours[filter[i]];
            }
          }
          return ret;
        }
      };
    }.call(Behaviour.prototype));
    exports.Behaviour = Behaviour;
  }
);

ace.define(
  'ace/token_iterator',
  ['require', 'exports', 'module', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var Range = require('./range').Range;
    var TokenIterator = /** @class */ (function () {
      function TokenIterator(session, initialRow, initialColumn) {
        this.$session = session;
        this.$row = initialRow;
        this.$rowTokens = session.getTokens(initialRow);
        var token = session.getTokenAt(initialRow, initialColumn);
        this.$tokenIndex = token ? token.index : -1;
      }
      TokenIterator.prototype.stepBackward = function () {
        this.$tokenIndex -= 1;
        while (this.$tokenIndex < 0) {
          this.$row -= 1;
          if (this.$row < 0) {
            this.$row = 0;
            return null;
          }
          this.$rowTokens = this.$session.getTokens(this.$row);
          this.$tokenIndex = this.$rowTokens.length - 1;
        }
        return this.$rowTokens[this.$tokenIndex];
      };
      TokenIterator.prototype.stepForward = function () {
        this.$tokenIndex += 1;
        var rowCount;
        while (this.$tokenIndex >= this.$rowTokens.length) {
          this.$row += 1;
          if (!rowCount) rowCount = this.$session.getLength();
          if (this.$row >= rowCount) {
            this.$row = rowCount - 1;
            return null;
          }
          this.$rowTokens = this.$session.getTokens(this.$row);
          this.$tokenIndex = 0;
        }
        return this.$rowTokens[this.$tokenIndex];
      };
      TokenIterator.prototype.getCurrentToken = function () {
        return this.$rowTokens[this.$tokenIndex];
      };
      TokenIterator.prototype.getCurrentTokenRow = function () {
        return this.$row;
      };
      TokenIterator.prototype.getCurrentTokenColumn = function () {
        var rowTokens = this.$rowTokens;
        var tokenIndex = this.$tokenIndex;
        var column = rowTokens[tokenIndex].start;
        if (column !== undefined) return column;
        column = 0;
        while (tokenIndex > 0) {
          tokenIndex -= 1;
          column += rowTokens[tokenIndex].value.length;
        }
        return column;
      };
      TokenIterator.prototype.getCurrentTokenPosition = function () {
        return { row: this.$row, column: this.getCurrentTokenColumn() };
      };
      TokenIterator.prototype.getCurrentTokenRange = function () {
        var token = this.$rowTokens[this.$tokenIndex];
        var column = this.getCurrentTokenColumn();
        return new Range(this.$row, column, this.$row, column + token.value.length);
      };
      return TokenIterator;
    })();
    exports.TokenIterator = TokenIterator;
  }
);

ace.define(
  'ace/mode/behaviour/cstyle',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/mode/behaviour',
    'ace/token_iterator',
    'ace/lib/lang'
  ],
  function (require, exports, module) {
    'use strict';
    var oop = require('../../lib/oop');
    var Behaviour = require('../behaviour').Behaviour;
    var TokenIterator = require('../../token_iterator').TokenIterator;
    var lang = require('../../lib/lang');
    var SAFE_INSERT_IN_TOKENS = ['text', 'paren.rparen', 'rparen', 'paren', 'punctuation.operator'];
    var SAFE_INSERT_BEFORE_TOKENS = [
      'text',
      'paren.rparen',
      'rparen',
      'paren',
      'punctuation.operator',
      'comment'
    ];
    var context;
    var contextCache = {};
    var defaultQuotes = { '"': '"', "'": "'" };
    var initContext = function (editor) {
      var id = -1;
      if (editor.multiSelect) {
        id = editor.selection.index;
        if (contextCache.rangeCount != editor.multiSelect.rangeCount)
          contextCache = { rangeCount: editor.multiSelect.rangeCount };
      }
      if (contextCache[id]) return (context = contextCache[id]);
      context = contextCache[id] = {
        autoInsertedBrackets: 0,
        autoInsertedRow: -1,
        autoInsertedLineEnd: '',
        maybeInsertedBrackets: 0,
        maybeInsertedRow: -1,
        maybeInsertedLineStart: '',
        maybeInsertedLineEnd: ''
      };
    };
    var getWrapped = function (selection, selected, opening, closing) {
      var rowDiff = selection.end.row - selection.start.row;
      return {
        text: opening + selected + closing,
        selection: [
          0,
          selection.start.column + 1,
          rowDiff,
          selection.end.column + (rowDiff ? 0 : 1)
        ]
      };
    };
    var CstyleBehaviour = function (options) {
      options = options || {};
      this.add('braces', 'insertion', function (state, action, editor, session, text) {
        var cursor = editor.getCursorPosition();
        var line = session.doc.getLine(cursor.row);
        if (text == '{') {
          initContext(editor);
          var selection = editor.getSelectionRange();
          var selected = session.doc.getTextRange(selection);
          if (selected !== '' && selected !== '{' && editor.getWrapBehavioursEnabled()) {
            return getWrapped(selection, selected, '{', '}');
          } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
            if (
              /[\]\}\)]/.test(line[cursor.column]) ||
              editor.inMultiSelectMode ||
              options.braces
            ) {
              CstyleBehaviour.recordAutoInsert(editor, session, '}');
              return {
                text: '{}',
                selection: [1, 1]
              };
            } else {
              CstyleBehaviour.recordMaybeInsert(editor, session, '{');
              return {
                text: '{',
                selection: [1, 1]
              };
            }
          }
        } else if (text == '}') {
          initContext(editor);
          var rightChar = line.substring(cursor.column, cursor.column + 1);
          if (rightChar == '}') {
            var matching = session.$findOpeningBracket('}', {
              column: cursor.column + 1,
              row: cursor.row
            });
            if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
              CstyleBehaviour.popAutoInsertedClosing();
              return {
                text: '',
                selection: [1, 1]
              };
            }
          }
        } else if (text == '\n' || text == '\r\n') {
          initContext(editor);
          var closing = '';
          if (CstyleBehaviour.isMaybeInsertedClosing(cursor, line)) {
            closing = lang.stringRepeat('}', context.maybeInsertedBrackets);
            CstyleBehaviour.clearMaybeInsertedClosing();
          }
          var rightChar = line.substring(cursor.column, cursor.column + 1);
          if (rightChar === '}') {
            var openBracePos = session.findMatchingBracket(
              { row: cursor.row, column: cursor.column + 1 },
              '}'
            );
            if (!openBracePos) return null;
            var next_indent = this.$getIndent(session.getLine(openBracePos.row));
          } else if (closing) {
            var next_indent = this.$getIndent(line);
          } else {
            CstyleBehaviour.clearMaybeInsertedClosing();
            return;
          }
          var indent = next_indent + session.getTabString();
          return {
            text: '\n' + indent + '\n' + next_indent + closing,
            selection: [1, indent.length, 1, indent.length]
          };
        } else {
          CstyleBehaviour.clearMaybeInsertedClosing();
        }
      });
      this.add('braces', 'deletion', function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected == '{') {
          initContext(editor);
          var line = session.doc.getLine(range.start.row);
          var rightChar = line.substring(range.end.column, range.end.column + 1);
          if (rightChar == '}') {
            range.end.column++;
            return range;
          } else {
            context.maybeInsertedBrackets--;
          }
        }
      });
      this.add('parens', 'insertion', function (state, action, editor, session, text) {
        if (text == '(') {
          initContext(editor);
          var selection = editor.getSelectionRange();
          var selected = session.doc.getTextRange(selection);
          if (selected !== '' && editor.getWrapBehavioursEnabled()) {
            return getWrapped(selection, selected, '(', ')');
          } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
            CstyleBehaviour.recordAutoInsert(editor, session, ')');
            return {
              text: '()',
              selection: [1, 1]
            };
          }
        } else if (text == ')') {
          initContext(editor);
          var cursor = editor.getCursorPosition();
          var line = session.doc.getLine(cursor.row);
          var rightChar = line.substring(cursor.column, cursor.column + 1);
          if (rightChar == ')') {
            var matching = session.$findOpeningBracket(')', {
              column: cursor.column + 1,
              row: cursor.row
            });
            if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
              CstyleBehaviour.popAutoInsertedClosing();
              return {
                text: '',
                selection: [1, 1]
              };
            }
          }
        }
      });
      this.add('parens', 'deletion', function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected == '(') {
          initContext(editor);
          var line = session.doc.getLine(range.start.row);
          var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
          if (rightChar == ')') {
            range.end.column++;
            return range;
          }
        }
      });
      this.add('brackets', 'insertion', function (state, action, editor, session, text) {
        if (text == '[') {
          initContext(editor);
          var selection = editor.getSelectionRange();
          var selected = session.doc.getTextRange(selection);
          if (selected !== '' && editor.getWrapBehavioursEnabled()) {
            return getWrapped(selection, selected, '[', ']');
          } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
            CstyleBehaviour.recordAutoInsert(editor, session, ']');
            return {
              text: '[]',
              selection: [1, 1]
            };
          }
        } else if (text == ']') {
          initContext(editor);
          var cursor = editor.getCursorPosition();
          var line = session.doc.getLine(cursor.row);
          var rightChar = line.substring(cursor.column, cursor.column + 1);
          if (rightChar == ']') {
            var matching = session.$findOpeningBracket(']', {
              column: cursor.column + 1,
              row: cursor.row
            });
            if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
              CstyleBehaviour.popAutoInsertedClosing();
              return {
                text: '',
                selection: [1, 1]
              };
            }
          }
        }
      });
      this.add('brackets', 'deletion', function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected == '[') {
          initContext(editor);
          var line = session.doc.getLine(range.start.row);
          var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
          if (rightChar == ']') {
            range.end.column++;
            return range;
          }
        }
      });
      this.add('string_dquotes', 'insertion', function (state, action, editor, session, text) {
        var quotes = session.$mode.$quotes || defaultQuotes;
        if (text.length == 1 && quotes[text]) {
          if (this.lineCommentStart && this.lineCommentStart.indexOf(text) != -1) return;
          initContext(editor);
          var quote = text;
          var selection = editor.getSelectionRange();
          var selected = session.doc.getTextRange(selection);
          if (
            selected !== '' &&
            (selected.length != 1 || !quotes[selected]) &&
            editor.getWrapBehavioursEnabled()
          ) {
            return getWrapped(selection, selected, quote, quote);
          } else if (!selected) {
            var cursor = editor.getCursorPosition();
            var line = session.doc.getLine(cursor.row);
            var leftChar = line.substring(cursor.column - 1, cursor.column);
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            var token = session.getTokenAt(cursor.row, cursor.column);
            var rightToken = session.getTokenAt(cursor.row, cursor.column + 1);
            if (leftChar == '\\' && token && /escape/.test(token.type)) return null;
            var stringBefore = token && /string|escape/.test(token.type);
            var stringAfter = !rightToken || /string|escape/.test(rightToken.type);
            var pair;
            if (rightChar == quote) {
              pair = stringBefore !== stringAfter;
              if (pair && /string\.end/.test(rightToken.type)) pair = false;
            } else {
              if (stringBefore && !stringAfter) return null; // wrap string with different quote
              if (stringBefore && stringAfter) return null; // do not pair quotes inside strings
              var wordRe = session.$mode.tokenRe;
              wordRe.lastIndex = 0;
              var isWordBefore = wordRe.test(leftChar);
              wordRe.lastIndex = 0;
              var isWordAfter = wordRe.test(rightChar);
              var pairQuotesAfter = session.$mode.$pairQuotesAfter;
              var shouldPairQuotes =
                pairQuotesAfter && pairQuotesAfter[quote] && pairQuotesAfter[quote].test(leftChar);
              if ((!shouldPairQuotes && isWordBefore) || isWordAfter) return null; // before or after alphanumeric
              if (rightChar && !/[\s;,.})\]\\]/.test(rightChar)) return null; // there is rightChar and it isn't closing
              var charBefore = line[cursor.column - 2];
              if (leftChar == quote && (charBefore == quote || wordRe.test(charBefore)))
                return null;
              pair = true;
            }
            return {
              text: pair ? quote + quote : '',
              selection: [1, 1]
            };
          }
        }
      });
      this.add('string_dquotes', 'deletion', function (state, action, editor, session, range) {
        var quotes = session.$mode.$quotes || defaultQuotes;
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && quotes.hasOwnProperty(selected)) {
          initContext(editor);
          var line = session.doc.getLine(range.start.row);
          var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
          if (rightChar == selected) {
            range.end.column++;
            return range;
          }
        }
      });
      if (options.closeDocComment !== false) {
        this.add('doc comment end', 'insertion', function (state, action, editor, session, text) {
          if (
            state === 'doc-start' &&
            (text === '\n' || text === '\r\n') &&
            editor.selection.isEmpty()
          ) {
            var cursor = editor.getCursorPosition();
            var line = session.doc.getLine(cursor.row);
            var nextLine = session.doc.getLine(cursor.row + 1);
            var indent = this.$getIndent(line);
            if (/\s*\*/.test(nextLine)) {
              if (/^\s*\*/.test(line)) {
                return {
                  text: text + indent + '* ',
                  selection: [1, 3 + indent.length, 1, 3 + indent.length]
                };
              } else {
                return {
                  text: text + indent + ' * ',
                  selection: [1, 3 + indent.length, 1, 3 + indent.length]
                };
              }
            }
            if (/\/\*\*/.test(line.substring(0, cursor.column))) {
              return {
                text: text + indent + ' * ' + text + ' ' + indent + '*/',
                selection: [1, 4 + indent.length, 1, 4 + indent.length]
              };
            }
          }
        });
      }
    };
    CstyleBehaviour.isSaneInsertion = function (editor, session) {
      var cursor = editor.getCursorPosition();
      var iterator = new TokenIterator(session, cursor.row, cursor.column);
      if (!this.$matchTokenType(iterator.getCurrentToken() || 'text', SAFE_INSERT_IN_TOKENS)) {
        if (/[)}\]]/.test(editor.session.getLine(cursor.row)[cursor.column])) return true;
        var iterator2 = new TokenIterator(session, cursor.row, cursor.column + 1);
        if (!this.$matchTokenType(iterator2.getCurrentToken() || 'text', SAFE_INSERT_IN_TOKENS))
          return false;
      }
      iterator.stepForward();
      return (
        iterator.getCurrentTokenRow() !== cursor.row ||
        this.$matchTokenType(iterator.getCurrentToken() || 'text', SAFE_INSERT_BEFORE_TOKENS)
      );
    };
    CstyleBehaviour.$matchTokenType = function (token, types) {
      return types.indexOf(token.type || token) > -1;
    };
    CstyleBehaviour.recordAutoInsert = function (editor, session, bracket) {
      var cursor = editor.getCursorPosition();
      var line = session.doc.getLine(cursor.row);
      if (!this.isAutoInsertedClosing(cursor, line, context.autoInsertedLineEnd[0]))
        context.autoInsertedBrackets = 0;
      context.autoInsertedRow = cursor.row;
      context.autoInsertedLineEnd = bracket + line.substr(cursor.column);
      context.autoInsertedBrackets++;
    };
    CstyleBehaviour.recordMaybeInsert = function (editor, session, bracket) {
      var cursor = editor.getCursorPosition();
      var line = session.doc.getLine(cursor.row);
      if (!this.isMaybeInsertedClosing(cursor, line)) context.maybeInsertedBrackets = 0;
      context.maybeInsertedRow = cursor.row;
      context.maybeInsertedLineStart = line.substr(0, cursor.column) + bracket;
      context.maybeInsertedLineEnd = line.substr(cursor.column);
      context.maybeInsertedBrackets++;
    };
    CstyleBehaviour.isAutoInsertedClosing = function (cursor, line, bracket) {
      return (
        context.autoInsertedBrackets > 0 &&
        cursor.row === context.autoInsertedRow &&
        bracket === context.autoInsertedLineEnd[0] &&
        line.substr(cursor.column) === context.autoInsertedLineEnd
      );
    };
    CstyleBehaviour.isMaybeInsertedClosing = function (cursor, line) {
      return (
        context.maybeInsertedBrackets > 0 &&
        cursor.row === context.maybeInsertedRow &&
        line.substr(cursor.column) === context.maybeInsertedLineEnd &&
        line.substr(0, cursor.column) == context.maybeInsertedLineStart
      );
    };
    CstyleBehaviour.popAutoInsertedClosing = function () {
      context.autoInsertedLineEnd = context.autoInsertedLineEnd.substr(1);
      context.autoInsertedBrackets--;
    };
    CstyleBehaviour.clearMaybeInsertedClosing = function () {
      if (context) {
        context.maybeInsertedBrackets = 0;
        context.maybeInsertedRow = -1;
      }
    };
    oop.inherits(CstyleBehaviour, Behaviour);
    exports.CstyleBehaviour = CstyleBehaviour;
  }
);

ace.define('ace/unicode', ['require', 'exports', 'module'], function (require, exports, module) {
  'use strict';
  var wordChars = [
    48, 9, 8, 25, 5, 0, 2, 25, 48, 0, 11, 0, 5, 0, 6, 22, 2, 30, 2, 457, 5, 11, 15, 4, 8, 0, 2, 0,
    18, 116, 2, 1, 3, 3, 9, 0, 2, 2, 2, 0, 2, 19, 2, 82, 2, 138, 2, 4, 3, 155, 12, 37, 3, 0, 8, 38,
    10, 44, 2, 0, 2, 1, 2, 1, 2, 0, 9, 26, 6, 2, 30, 10, 7, 61, 2, 9, 5, 101, 2, 7, 3, 9, 2, 18, 3,
    0, 17, 58, 3, 100, 15, 53, 5, 0, 6, 45, 211, 57, 3, 18, 2, 5, 3, 11, 3, 9, 2, 1, 7, 6, 2, 2, 2,
    7, 3, 1, 3, 21, 2, 6, 2, 0, 4, 3, 3, 8, 3, 1, 3, 3, 9, 0, 5, 1, 2, 4, 3, 11, 16, 2, 2, 5, 5, 1,
    3, 21, 2, 6, 2, 1, 2, 1, 2, 1, 3, 0, 2, 4, 5, 1, 3, 2, 4, 0, 8, 3, 2, 0, 8, 15, 12, 2, 2, 8, 2,
    2, 2, 21, 2, 6, 2, 1, 2, 4, 3, 9, 2, 2, 2, 2, 3, 0, 16, 3, 3, 9, 18, 2, 2, 7, 3, 1, 3, 21, 2, 6,
    2, 1, 2, 4, 3, 8, 3, 1, 3, 2, 9, 1, 5, 1, 2, 4, 3, 9, 2, 0, 17, 1, 2, 5, 4, 2, 2, 3, 4, 1, 2, 0,
    2, 1, 4, 1, 4, 2, 4, 11, 5, 4, 4, 2, 2, 3, 3, 0, 7, 0, 15, 9, 18, 2, 2, 7, 2, 2, 2, 22, 2, 9, 2,
    4, 4, 7, 2, 2, 2, 3, 8, 1, 2, 1, 7, 3, 3, 9, 19, 1, 2, 7, 2, 2, 2, 22, 2, 9, 2, 4, 3, 8, 2, 2,
    2, 3, 8, 1, 8, 0, 2, 3, 3, 9, 19, 1, 2, 7, 2, 2, 2, 22, 2, 15, 4, 7, 2, 2, 2, 3, 10, 0, 9, 3, 3,
    9, 11, 5, 3, 1, 2, 17, 4, 23, 2, 8, 2, 0, 3, 6, 4, 0, 5, 5, 2, 0, 2, 7, 19, 1, 14, 57, 6, 14, 2,
    9, 40, 1, 2, 0, 3, 1, 2, 0, 3, 0, 7, 3, 2, 6, 2, 2, 2, 0, 2, 0, 3, 1, 2, 12, 2, 2, 3, 4, 2, 0,
    2, 5, 3, 9, 3, 1, 35, 0, 24, 1, 7, 9, 12, 0, 2, 0, 2, 0, 5, 9, 2, 35, 5, 19, 2, 5, 5, 7, 2, 35,
    10, 0, 58, 73, 7, 77, 3, 37, 11, 42, 2, 0, 4, 328, 2, 3, 3, 6, 2, 0, 2, 3, 3, 40, 2, 3, 3, 32,
    2, 3, 3, 6, 2, 0, 2, 3, 3, 14, 2, 56, 2, 3, 3, 66, 5, 0, 33, 15, 17, 84, 13, 619, 3, 16, 2, 25,
    6, 74, 22, 12, 2, 6, 12, 20, 12, 19, 13, 12, 2, 2, 2, 1, 13, 51, 3, 29, 4, 0, 5, 1, 3, 9, 34, 2,
    3, 9, 7, 87, 9, 42, 6, 69, 11, 28, 4, 11, 5, 11, 11, 39, 3, 4, 12, 43, 5, 25, 7, 10, 38, 27, 5,
    62, 2, 28, 3, 10, 7, 9, 14, 0, 89, 75, 5, 9, 18, 8, 13, 42, 4, 11, 71, 55, 9, 9, 4, 48, 83, 2,
    2, 30, 14, 230, 23, 280, 3, 5, 3, 37, 3, 5, 3, 7, 2, 0, 2, 0, 2, 0, 2, 30, 3, 52, 2, 6, 2, 0, 4,
    2, 2, 6, 4, 3, 3, 5, 5, 12, 6, 2, 2, 6, 67, 1, 20, 0, 29, 0, 14, 0, 17, 4, 60, 12, 5, 0, 4, 11,
    18, 0, 5, 0, 3, 9, 2, 0, 4, 4, 7, 0, 2, 0, 2, 0, 2, 3, 2, 10, 3, 3, 6, 4, 5, 0, 53, 1, 2684, 46,
    2, 46, 2, 132, 7, 6, 15, 37, 11, 53, 10, 0, 17, 22, 10, 6, 2, 6, 2, 6, 2, 6, 2, 6, 2, 6, 2, 6,
    2, 6, 2, 31, 48, 0, 470, 1, 36, 5, 2, 4, 6, 1, 5, 85, 3, 1, 3, 2, 2, 89, 2, 3, 6, 40, 4, 93, 18,
    23, 57, 15, 513, 6581, 75, 20939, 53, 1164, 68, 45, 3, 268, 4, 27, 21, 31, 3, 13, 13, 1, 2, 24,
    9, 69, 11, 1, 38, 8, 3, 102, 3, 1, 111, 44, 25, 51, 13, 68, 12, 9, 7, 23, 4, 0, 5, 45, 3, 35,
    13, 28, 4, 64, 15, 10, 39, 54, 10, 13, 3, 9, 7, 22, 4, 1, 5, 66, 25, 2, 227, 42, 2, 1, 3, 9, 7,
    11171, 13, 22, 5, 48, 8453, 301, 3, 61, 3, 105, 39, 6, 13, 4, 6, 11, 2, 12, 2, 4, 2, 0, 2, 1, 2,
    1, 2, 107, 34, 362, 19, 63, 3, 53, 41, 11, 5, 15, 17, 6, 13, 1, 25, 2, 33, 4, 2, 134, 20, 9, 8,
    25, 5, 0, 2, 25, 12, 88, 4, 5, 3, 5, 3, 5, 3, 2
  ];
  var code = 0;
  var str = [];
  for (var i = 0; i < wordChars.length; i += 2) {
    str.push((code += wordChars[i]));
    if (wordChars[i + 1]) str.push(45, (code += wordChars[i + 1]));
  }
  exports.wordChars = String.fromCharCode.apply(null, str);
});

ace.define(
  'ace/mode/text',
  [
    'require',
    'exports',
    'module',
    'ace/config',
    'ace/tokenizer',
    'ace/mode/text_highlight_rules',
    'ace/mode/behaviour/cstyle',
    'ace/unicode',
    'ace/lib/lang',
    'ace/token_iterator',
    'ace/range'
  ],
  function (require, exports, module) {
    'use strict';
    var config = require('../config');
    var Tokenizer = require('../tokenizer').Tokenizer;
    var TextHighlightRules = require('./text_highlight_rules').TextHighlightRules;
    var CstyleBehaviour = require('./behaviour/cstyle').CstyleBehaviour;
    var unicode = require('../unicode');
    var lang = require('../lib/lang');
    var TokenIterator = require('../token_iterator').TokenIterator;
    var Range = require('../range').Range;
    var Mode = function () {
      this.HighlightRules = TextHighlightRules;
    };
    (function () {
      this.$defaultBehaviour = new CstyleBehaviour();
      this.tokenRe = new RegExp('^[' + unicode.wordChars + '\\$_]+', 'g');
      this.nonTokenRe = new RegExp('^(?:[^' + unicode.wordChars + '\\$_]|\\s])+', 'g');
      this.getTokenizer = function () {
        if (!this.$tokenizer) {
          this.$highlightRules =
            this.$highlightRules || new this.HighlightRules(this.$highlightRuleConfig);
          this.$tokenizer = new Tokenizer(this.$highlightRules.getRules());
        }
        return this.$tokenizer;
      };
      this.lineCommentStart = '';
      this.blockComment = '';
      this.toggleCommentLines = function (state, session, startRow, endRow) {
        var doc = session.doc;
        var ignoreBlankLines = true;
        var shouldRemove = true;
        var minIndent = Infinity;
        var tabSize = session.getTabSize();
        var insertAtTabStop = false;
        if (!this.lineCommentStart) {
          if (!this.blockComment) return false;
          var lineCommentStart = this.blockComment.start;
          var lineCommentEnd = this.blockComment.end;
          var regexpStart = new RegExp('^(\\s*)(?:' + lang.escapeRegExp(lineCommentStart) + ')');
          var regexpEnd = new RegExp('(?:' + lang.escapeRegExp(lineCommentEnd) + ')\\s*$');
          var comment = function (line, i) {
            if (testRemove(line, i)) return;
            if (!ignoreBlankLines || /\S/.test(line)) {
              doc.insertInLine({ row: i, column: line.length }, lineCommentEnd);
              doc.insertInLine({ row: i, column: minIndent }, lineCommentStart);
            }
          };
          var uncomment = function (line, i) {
            var m;
            if ((m = line.match(regexpEnd)))
              doc.removeInLine(i, line.length - m[0].length, line.length);
            if ((m = line.match(regexpStart))) doc.removeInLine(i, m[1].length, m[0].length);
          };
          var testRemove = function (line, row) {
            if (regexpStart.test(line)) return true;
            var tokens = session.getTokens(row);
            for (var i = 0; i < tokens.length; i++) {
              if (tokens[i].type === 'comment') return true;
            }
          };
        } else {
          if (Array.isArray(this.lineCommentStart)) {
            var regexpStart = this.lineCommentStart.map(lang.escapeRegExp).join('|');
            var lineCommentStart = this.lineCommentStart[0];
          } else {
            var regexpStart = lang.escapeRegExp(this.lineCommentStart);
            var lineCommentStart = this.lineCommentStart;
          }
          regexpStart = new RegExp('^(\\s*)(?:' + regexpStart + ') ?');
          insertAtTabStop = session.getUseSoftTabs();
          var uncomment = function (line, i) {
            var m = line.match(regexpStart);
            if (!m) return;
            var start = m[1].length,
              end = m[0].length;
            if (!shouldInsertSpace(line, start, end) && m[0][end - 1] == ' ') end--;
            doc.removeInLine(i, start, end);
          };
          var commentWithSpace = lineCommentStart + ' ';
          var comment = function (line, i) {
            if (!ignoreBlankLines || /\S/.test(line)) {
              if (shouldInsertSpace(line, minIndent, minIndent))
                doc.insertInLine({ row: i, column: minIndent }, commentWithSpace);
              else doc.insertInLine({ row: i, column: minIndent }, lineCommentStart);
            }
          };
          var testRemove = function (line, i) {
            return regexpStart.test(line);
          };
          var shouldInsertSpace = function (line, before, after) {
            var spaces = 0;
            while (before-- && line.charAt(before) == ' ') spaces++;
            if (spaces % tabSize != 0) return false;
            var spaces = 0;
            while (line.charAt(after++) == ' ') spaces++;
            if (tabSize > 2) return spaces % tabSize != tabSize - 1;
            else return spaces % tabSize == 0;
          };
        }
        function iter(fun) {
          for (var i = startRow; i <= endRow; i++) fun(doc.getLine(i), i);
        }
        var minEmptyLength = Infinity;
        iter(function (line, i) {
          var indent = line.search(/\S/);
          if (indent !== -1) {
            if (indent < minIndent) minIndent = indent;
            if (shouldRemove && !testRemove(line, i)) shouldRemove = false;
          } else if (minEmptyLength > line.length) {
            minEmptyLength = line.length;
          }
        });
        if (minIndent == Infinity) {
          minIndent = minEmptyLength;
          ignoreBlankLines = false;
          shouldRemove = false;
        }
        if (insertAtTabStop && minIndent % tabSize != 0)
          minIndent = Math.floor(minIndent / tabSize) * tabSize;
        iter(shouldRemove ? uncomment : comment);
      };
      this.toggleBlockComment = function (state, session, range, cursor) {
        var comment = this.blockComment;
        if (!comment) return;
        if (!comment.start && comment[0]) comment = comment[0];
        var iterator = new TokenIterator(session, cursor.row, cursor.column);
        var token = iterator.getCurrentToken();
        var sel = session.selection;
        var initialRange = session.selection.toOrientedRange();
        var startRow, colDiff;
        if (token && /comment/.test(token.type)) {
          var startRange, endRange;
          while (token && /comment/.test(token.type)) {
            var i = token.value.indexOf(comment.start);
            if (i != -1) {
              var row = iterator.getCurrentTokenRow();
              var column = iterator.getCurrentTokenColumn() + i;
              startRange = new Range(row, column, row, column + comment.start.length);
              break;
            }
            token = iterator.stepBackward();
          }
          var iterator = new TokenIterator(session, cursor.row, cursor.column);
          var token = iterator.getCurrentToken();
          while (token && /comment/.test(token.type)) {
            var i = token.value.indexOf(comment.end);
            if (i != -1) {
              var row = iterator.getCurrentTokenRow();
              var column = iterator.getCurrentTokenColumn() + i;
              endRange = new Range(row, column, row, column + comment.end.length);
              break;
            }
            token = iterator.stepForward();
          }
          if (endRange) session.remove(endRange);
          if (startRange) {
            session.remove(startRange);
            startRow = startRange.start.row;
            colDiff = -comment.start.length;
          }
        } else {
          colDiff = comment.start.length;
          startRow = range.start.row;
          session.insert(range.end, comment.end);
          session.insert(range.start, comment.start);
        }
        if (initialRange.start.row == startRow) initialRange.start.column += colDiff;
        if (initialRange.end.row == startRow) initialRange.end.column += colDiff;
        session.selection.fromOrientedRange(initialRange);
      };
      this.getNextLineIndent = function (state, line, tab) {
        return this.$getIndent(line);
      };
      this.checkOutdent = function (state, line, input) {
        return false;
      };
      this.autoOutdent = function (state, doc, row) {};
      this.$getIndent = function (line) {
        return line.match(/^\s*/)[0];
      };
      this.createWorker = function (session) {
        return null;
      };
      this.createModeDelegates = function (mapping) {
        this.$embeds = [];
        this.$modes = {};
        for (var i in mapping) {
          if (mapping[i]) {
            var Mode = mapping[i];
            var id = Mode.prototype.$id;
            var mode = config.$modes[id];
            if (!mode) config.$modes[id] = mode = new Mode();
            if (!config.$modes[i]) config.$modes[i] = mode;
            this.$embeds.push(i);
            this.$modes[i] = mode;
          }
        }
        var delegations = [
          'toggleBlockComment',
          'toggleCommentLines',
          'getNextLineIndent',
          'checkOutdent',
          'autoOutdent',
          'transformAction',
          'getCompletions'
        ];
        for (var i = 0; i < delegations.length; i++) {
          (function (scope) {
            var functionName = delegations[i];
            var defaultHandler = scope[functionName];
            scope[delegations[i]] = function () {
              return this.$delegator(functionName, arguments, defaultHandler);
            };
          })(this);
        }
      };
      this.$delegator = function (method, args, defaultHandler) {
        var state = args[0] || 'start';
        if (typeof state != 'string') {
          if (Array.isArray(state[2])) {
            var language = state[2][state[2].length - 1];
            var mode = this.$modes[language];
            if (mode) return mode[method].apply(mode, [state[1]].concat([].slice.call(args, 1)));
          }
          state = state[0] || 'start';
        }
        for (var i = 0; i < this.$embeds.length; i++) {
          if (!this.$modes[this.$embeds[i]]) continue;
          var split = state.split(this.$embeds[i]);
          if (!split[0] && split[1]) {
            args[0] = split[1];
            var mode = this.$modes[this.$embeds[i]];
            return mode[method].apply(mode, args);
          }
        }
        var ret = defaultHandler.apply(this, args);
        return defaultHandler ? ret : undefined;
      };
      this.transformAction = function (state, action, editor, session, param) {
        if (this.$behaviour) {
          var behaviours = this.$behaviour.getBehaviours();
          for (var key in behaviours) {
            if (behaviours[key][action]) {
              var ret = behaviours[key][action].apply(this, arguments);
              if (ret) {
                return ret;
              }
            }
          }
        }
      };
      this.getKeywords = function (append) {
        if (!this.completionKeywords) {
          var rules = this.$tokenizer.rules;
          var completionKeywords = [];
          for (var rule in rules) {
            var ruleItr = rules[rule];
            for (var r = 0, l = ruleItr.length; r < l; r++) {
              if (typeof ruleItr[r].token === 'string') {
                if (/keyword|support|storage/.test(ruleItr[r].token))
                  completionKeywords.push(ruleItr[r].regex);
              } else if (typeof ruleItr[r].token === 'object') {
                for (var a = 0, aLength = ruleItr[r].token.length; a < aLength; a++) {
                  if (/keyword|support|storage/.test(ruleItr[r].token[a])) {
                    var rule = ruleItr[r].regex.match(/\(.+?\)/g)[a];
                    completionKeywords.push(rule.substr(1, rule.length - 2));
                  }
                }
              }
            }
          }
          this.completionKeywords = completionKeywords;
        }
        if (!append) return this.$keywordList;
        return completionKeywords.concat(this.$keywordList || []);
      };
      this.$createKeywordList = function () {
        if (!this.$highlightRules) this.getTokenizer();
        return (this.$keywordList = this.$highlightRules.$keywordList || []);
      };
      this.getCompletions = function (state, session, pos, prefix) {
        var keywords = this.$keywordList || this.$createKeywordList();
        return keywords.map(function (word) {
          return {
            name: word,
            value: word,
            score: 0,
            meta: 'keyword'
          };
        });
      };
      this.$id = 'ace/mode/text';
    }.call(Mode.prototype));
    exports.Mode = Mode;
  }
);

ace.define(
  'ace/apply_delta',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    'use strict';
    function throwDeltaError(delta, errorText) {
      console.log('Invalid Delta:', delta);
      throw 'Invalid Delta: ' + errorText;
    }
    function positionInDocument(docLines, position) {
      return (
        position.row >= 0 &&
        position.row < docLines.length &&
        position.column >= 0 &&
        position.column <= docLines[position.row].length
      );
    }
    function validateDelta(docLines, delta) {
      if (delta.action != 'insert' && delta.action != 'remove')
        throwDeltaError(delta, "delta.action must be 'insert' or 'remove'");
      if (!(delta.lines instanceof Array)) throwDeltaError(delta, 'delta.lines must be an Array');
      if (!delta.start || !delta.end) throwDeltaError(delta, 'delta.start/end must be an present');
      var start = delta.start;
      if (!positionInDocument(docLines, delta.start))
        throwDeltaError(delta, 'delta.start must be contained in document');
      var end = delta.end;
      if (delta.action == 'remove' && !positionInDocument(docLines, end))
        throwDeltaError(delta, "delta.end must contained in document for 'remove' actions");
      var numRangeRows = end.row - start.row;
      var numRangeLastLineChars = end.column - (numRangeRows == 0 ? start.column : 0);
      if (
        numRangeRows != delta.lines.length - 1 ||
        delta.lines[numRangeRows].length != numRangeLastLineChars
      )
        throwDeltaError(delta, 'delta.range must match delta lines');
    }
    exports.applyDelta = function (docLines, delta, doNotValidate) {
      var row = delta.start.row;
      var startColumn = delta.start.column;
      var line = docLines[row] || '';
      switch (delta.action) {
        case 'insert':
          var lines = delta.lines;
          if (lines.length === 1) {
            docLines[row] =
              line.substring(0, startColumn) + delta.lines[0] + line.substring(startColumn);
          } else {
            var args = [row, 1].concat(delta.lines);
            docLines.splice.apply(docLines, args);
            docLines[row] = line.substring(0, startColumn) + docLines[row];
            docLines[row + delta.lines.length - 1] += line.substring(startColumn);
          }
          break;
        case 'remove':
          var endColumn = delta.end.column;
          var endRow = delta.end.row;
          if (row === endRow) {
            docLines[row] = line.substring(0, startColumn) + line.substring(endColumn);
          } else {
            docLines.splice(
              row,
              endRow - row + 1,
              line.substring(0, startColumn) + docLines[endRow].substring(endColumn)
            );
          }
          break;
      }
    };
  }
);

ace.define(
  'ace/anchor',
  ['require', 'exports', 'module', 'ace/lib/oop', 'ace/lib/event_emitter'],
  function (require, exports, module) {
    'use strict';
    var oop = require('./lib/oop');
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var Anchor = /** @class */ (function () {
      function Anchor(doc, row, column) {
        this.$onChange = this.onChange.bind(this);
        this.attach(doc);
        if (typeof column == 'undefined') this.setPosition(row.row, row.column);
        else this.setPosition(row, column);
      }
      Anchor.prototype.getPosition = function () {
        return this.$clipPositionToDocument(this.row, this.column);
      };
      Anchor.prototype.getDocument = function () {
        return this.document;
      };
      Anchor.prototype.onChange = function (delta) {
        if (delta.start.row == delta.end.row && delta.start.row != this.row) return;
        if (delta.start.row > this.row) return;
        var point = $getTransformedPoint(
          delta,
          { row: this.row, column: this.column },
          this.$insertRight
        );
        this.setPosition(point.row, point.column, true);
      };
      Anchor.prototype.setPosition = function (row, column, noClip) {
        var pos;
        if (noClip) {
          pos = {
            row: row,
            column: column
          };
        } else {
          pos = this.$clipPositionToDocument(row, column);
        }
        if (this.row == pos.row && this.column == pos.column) return;
        var old = {
          row: this.row,
          column: this.column
        };
        this.row = pos.row;
        this.column = pos.column;
        this._signal('change', {
          old: old,
          value: pos
        });
      };
      Anchor.prototype.detach = function () {
        this.document.off('change', this.$onChange);
      };
      Anchor.prototype.attach = function (doc) {
        this.document = doc || this.document;
        this.document.on('change', this.$onChange);
      };
      Anchor.prototype.$clipPositionToDocument = function (row, column) {
        var pos = {};
        if (row >= this.document.getLength()) {
          pos.row = Math.max(0, this.document.getLength() - 1);
          pos.column = this.document.getLine(pos.row).length;
        } else if (row < 0) {
          pos.row = 0;
          pos.column = 0;
        } else {
          pos.row = row;
          pos.column = Math.min(this.document.getLine(pos.row).length, Math.max(0, column));
        }
        if (column < 0) pos.column = 0;
        return pos;
      };
      return Anchor;
    })();
    Anchor.prototype.$insertRight = false;
    oop.implement(Anchor.prototype, EventEmitter);
    function $pointsInOrder(point1, point2, equalPointsInOrder) {
      var bColIsAfter = equalPointsInOrder
        ? point1.column <= point2.column
        : point1.column < point2.column;
      return point1.row < point2.row || (point1.row == point2.row && bColIsAfter);
    }
    function $getTransformedPoint(delta, point, moveIfEqual) {
      var deltaIsInsert = delta.action == 'insert';
      var deltaRowShift = (deltaIsInsert ? 1 : -1) * (delta.end.row - delta.start.row);
      var deltaColShift = (deltaIsInsert ? 1 : -1) * (delta.end.column - delta.start.column);
      var deltaStart = delta.start;
      var deltaEnd = deltaIsInsert ? deltaStart : delta.end; // Collapse insert range.
      if ($pointsInOrder(point, deltaStart, moveIfEqual)) {
        return {
          row: point.row,
          column: point.column
        };
      }
      if ($pointsInOrder(deltaEnd, point, !moveIfEqual)) {
        return {
          row: point.row + deltaRowShift,
          column: point.column + (point.row == deltaEnd.row ? deltaColShift : 0)
        };
      }
      return {
        row: deltaStart.row,
        column: deltaStart.column
      };
    }
    exports.Anchor = Anchor;
  }
);

ace.define(
  'ace/document',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/apply_delta',
    'ace/lib/event_emitter',
    'ace/range',
    'ace/anchor'
  ],
  function (require, exports, module) {
    'use strict';
    var oop = require('./lib/oop');
    var applyDelta = require('./apply_delta').applyDelta;
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var Range = require('./range').Range;
    var Anchor = require('./anchor').Anchor;
    var Document = /** @class */ (function () {
      function Document(textOrLines) {
        this.$lines = [''];
        if (textOrLines.length === 0) {
          this.$lines = [''];
        } else if (Array.isArray(textOrLines)) {
          this.insertMergedLines({ row: 0, column: 0 }, textOrLines);
        } else {
          this.insert({ row: 0, column: 0 }, textOrLines);
        }
      }
      Document.prototype.setValue = function (text) {
        var len = this.getLength() - 1;
        this.remove(new Range(0, 0, len, this.getLine(len).length));
        this.insert({ row: 0, column: 0 }, text || '');
      };
      Document.prototype.getValue = function () {
        return this.getAllLines().join(this.getNewLineCharacter());
      };
      Document.prototype.createAnchor = function (row, column) {
        return new Anchor(this, row, column);
      };
      Document.prototype.$detectNewLine = function (text) {
        var match = text.match(/^.*?(\r\n|\r|\n)/m);
        this.$autoNewLine = match ? match[1] : '\n';
        this._signal('changeNewLineMode');
      };
      Document.prototype.getNewLineCharacter = function () {
        switch (this.$newLineMode) {
          case 'windows':
            return '\r\n';
          case 'unix':
            return '\n';
          default:
            return this.$autoNewLine || '\n';
        }
      };
      Document.prototype.setNewLineMode = function (newLineMode) {
        if (this.$newLineMode === newLineMode) return;
        this.$newLineMode = newLineMode;
        this._signal('changeNewLineMode');
      };
      Document.prototype.getNewLineMode = function () {
        return this.$newLineMode;
      };
      Document.prototype.isNewLine = function (text) {
        return text == '\r\n' || text == '\r' || text == '\n';
      };
      Document.prototype.getLine = function (row) {
        return this.$lines[row] || '';
      };
      Document.prototype.getLines = function (firstRow, lastRow) {
        return this.$lines.slice(firstRow, lastRow + 1);
      };
      Document.prototype.getAllLines = function () {
        return this.getLines(0, this.getLength());
      };
      Document.prototype.getLength = function () {
        return this.$lines.length;
      };
      Document.prototype.getTextRange = function (range) {
        return this.getLinesForRange(range).join(this.getNewLineCharacter());
      };
      Document.prototype.getLinesForRange = function (range) {
        var lines;
        if (range.start.row === range.end.row) {
          lines = [this.getLine(range.start.row).substring(range.start.column, range.end.column)];
        } else {
          lines = this.getLines(range.start.row, range.end.row);
          lines[0] = (lines[0] || '').substring(range.start.column);
          var l = lines.length - 1;
          if (range.end.row - range.start.row == l)
            lines[l] = lines[l].substring(0, range.end.column);
        }
        return lines;
      };
      Document.prototype.insertLines = function (row, lines) {
        console.warn(
          'Use of document.insertLines is deprecated. Use the insertFullLines method instead.'
        );
        return this.insertFullLines(row, lines);
      };
      Document.prototype.removeLines = function (firstRow, lastRow) {
        console.warn(
          'Use of document.removeLines is deprecated. Use the removeFullLines method instead.'
        );
        return this.removeFullLines(firstRow, lastRow);
      };
      Document.prototype.insertNewLine = function (position) {
        console.warn(
          "Use of document.insertNewLine is deprecated. Use insertMergedLines(position, ['', '']) instead."
        );
        return this.insertMergedLines(position, ['', '']);
      };
      Document.prototype.insert = function (position, text) {
        if (this.getLength() <= 1) this.$detectNewLine(text);
        return this.insertMergedLines(position, this.$split(text));
      };
      Document.prototype.insertInLine = function (position, text) {
        var start = this.clippedPos(position.row, position.column);
        var end = this.pos(position.row, position.column + text.length);
        this.applyDelta(
          {
            start: start,
            end: end,
            action: 'insert',
            lines: [text]
          },
          true
        );
        return this.clonePos(end);
      };
      Document.prototype.clippedPos = function (row, column) {
        var length = this.getLength();
        if (row === undefined) {
          row = length;
        } else if (row < 0) {
          row = 0;
        } else if (row >= length) {
          row = length - 1;
          column = undefined;
        }
        var line = this.getLine(row);
        if (column == undefined) column = line.length;
        column = Math.min(Math.max(column, 0), line.length);
        return { row: row, column: column };
      };
      Document.prototype.clonePos = function (pos) {
        return { row: pos.row, column: pos.column };
      };
      Document.prototype.pos = function (row, column) {
        return { row: row, column: column };
      };
      Document.prototype.$clipPosition = function (position) {
        var length = this.getLength();
        if (position.row >= length) {
          position.row = Math.max(0, length - 1);
          position.column = this.getLine(length - 1).length;
        } else {
          position.row = Math.max(0, position.row);
          position.column = Math.min(
            Math.max(position.column, 0),
            this.getLine(position.row).length
          );
        }
        return position;
      };
      Document.prototype.insertFullLines = function (row, lines) {
        row = Math.min(Math.max(row, 0), this.getLength());
        var column = 0;
        if (row < this.getLength()) {
          lines = lines.concat(['']);
          column = 0;
        } else {
          lines = [''].concat(lines);
          row--;
          column = this.$lines[row].length;
        }
        this.insertMergedLines({ row: row, column: column }, lines);
      };
      Document.prototype.insertMergedLines = function (position, lines) {
        var start = this.clippedPos(position.row, position.column);
        var end = {
          row: start.row + lines.length - 1,
          column: (lines.length == 1 ? start.column : 0) + lines[lines.length - 1].length
        };
        this.applyDelta({
          start: start,
          end: end,
          action: 'insert',
          lines: lines
        });
        return this.clonePos(end);
      };
      Document.prototype.remove = function (range) {
        var start = this.clippedPos(range.start.row, range.start.column);
        var end = this.clippedPos(range.end.row, range.end.column);
        this.applyDelta({
          start: start,
          end: end,
          action: 'remove',
          lines: this.getLinesForRange({ start: start, end: end })
        });
        return this.clonePos(start);
      };
      Document.prototype.removeInLine = function (row, startColumn, endColumn) {
        var start = this.clippedPos(row, startColumn);
        var end = this.clippedPos(row, endColumn);
        this.applyDelta(
          {
            start: start,
            end: end,
            action: 'remove',
            lines: this.getLinesForRange({ start: start, end: end })
          },
          true
        );
        return this.clonePos(start);
      };
      Document.prototype.removeFullLines = function (firstRow, lastRow) {
        firstRow = Math.min(Math.max(0, firstRow), this.getLength() - 1);
        lastRow = Math.min(Math.max(0, lastRow), this.getLength() - 1);
        var deleteFirstNewLine = lastRow == this.getLength() - 1 && firstRow > 0;
        var deleteLastNewLine = lastRow < this.getLength() - 1;
        var startRow = deleteFirstNewLine ? firstRow - 1 : firstRow;
        var startCol = deleteFirstNewLine ? this.getLine(startRow).length : 0;
        var endRow = deleteLastNewLine ? lastRow + 1 : lastRow;
        var endCol = deleteLastNewLine ? 0 : this.getLine(endRow).length;
        var range = new Range(startRow, startCol, endRow, endCol);
        var deletedLines = this.$lines.slice(firstRow, lastRow + 1);
        this.applyDelta({
          start: range.start,
          end: range.end,
          action: 'remove',
          lines: this.getLinesForRange(range)
        });
        return deletedLines;
      };
      Document.prototype.removeNewLine = function (row) {
        if (row < this.getLength() - 1 && row >= 0) {
          this.applyDelta({
            start: this.pos(row, this.getLine(row).length),
            end: this.pos(row + 1, 0),
            action: 'remove',
            lines: ['', '']
          });
        }
      };
      Document.prototype.replace = function (range, text) {
        if (!(range instanceof Range)) range = Range.fromPoints(range.start, range.end);
        if (text.length === 0 && range.isEmpty()) return range.start;
        if (text == this.getTextRange(range)) return range.end;
        this.remove(range);
        var end;
        if (text) {
          end = this.insert(range.start, text);
        } else {
          end = range.start;
        }
        return end;
      };
      Document.prototype.applyDeltas = function (deltas) {
        for (var i = 0; i < deltas.length; i++) {
          this.applyDelta(deltas[i]);
        }
      };
      Document.prototype.revertDeltas = function (deltas) {
        for (var i = deltas.length - 1; i >= 0; i--) {
          this.revertDelta(deltas[i]);
        }
      };
      Document.prototype.applyDelta = function (delta, doNotValidate) {
        var isInsert = delta.action == 'insert';
        if (
          isInsert
            ? delta.lines.length <= 1 && !delta.lines[0]
            : !Range.comparePoints(delta.start, delta.end)
        ) {
          return;
        }
        if (isInsert && delta.lines.length > 20000) {
          this.$splitAndapplyLargeDelta(delta, 20000);
        } else {
          applyDelta(this.$lines, delta, doNotValidate);
          this._signal('change', delta);
        }
      };
      Document.prototype.$safeApplyDelta = function (delta) {
        var docLength = this.$lines.length;
        if (
          (delta.action == 'remove' && delta.start.row < docLength && delta.end.row < docLength) ||
          (delta.action == 'insert' && delta.start.row <= docLength)
        ) {
          this.applyDelta(delta);
        }
      };
      Document.prototype.$splitAndapplyLargeDelta = function (delta, MAX) {
        var lines = delta.lines;
        var l = lines.length - MAX + 1;
        var row = delta.start.row;
        var column = delta.start.column;
        for (var from = 0, to = 0; from < l; from = to) {
          to += MAX - 1;
          var chunk = lines.slice(from, to);
          chunk.push('');
          this.applyDelta(
            {
              start: this.pos(row + from, column),
              end: this.pos(row + to, (column = 0)),
              action: delta.action,
              lines: chunk
            },
            true
          );
        }
        delta.lines = lines.slice(from);
        delta.start.row = row + from;
        delta.start.column = column;
        this.applyDelta(delta, true);
      };
      Document.prototype.revertDelta = function (delta) {
        this.$safeApplyDelta({
          start: this.clonePos(delta.start),
          end: this.clonePos(delta.end),
          action: delta.action == 'insert' ? 'remove' : 'insert',
          lines: delta.lines.slice()
        });
      };
      Document.prototype.indexToPosition = function (index, startRow) {
        var lines = this.$lines || this.getAllLines();
        var newlineLength = this.getNewLineCharacter().length;
        for (var i = startRow || 0, l = lines.length; i < l; i++) {
          index -= lines[i].length + newlineLength;
          if (index < 0) return { row: i, column: index + lines[i].length + newlineLength };
        }
        return { row: l - 1, column: index + lines[l - 1].length + newlineLength };
      };
      Document.prototype.positionToIndex = function (pos, startRow) {
        var lines = this.$lines || this.getAllLines();
        var newlineLength = this.getNewLineCharacter().length;
        var index = 0;
        var row = Math.min(pos.row, lines.length);
        for (var i = startRow || 0; i < row; ++i) index += lines[i].length + newlineLength;
        return index + pos.column;
      };
      Document.prototype.$split = function (text) {
        return text.split(/\r\n|\r|\n/);
      };
      return Document;
    })();
    Document.prototype.$autoNewLine = '';
    Document.prototype.$newLineMode = 'auto';
    oop.implement(Document.prototype, EventEmitter);
    exports.Document = Document;
  }
);

ace.define(
  'ace/background_tokenizer',
  ['require', 'exports', 'module', 'ace/lib/oop', 'ace/lib/event_emitter'],
  function (require, exports, module) {
    'use strict';
    var oop = require('./lib/oop');
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var BackgroundTokenizer = /** @class */ (function () {
      function BackgroundTokenizer(tokenizer, editor) {
        this.running = false;
        this.lines = [];
        this.states = [];
        this.currentLine = 0;
        this.tokenizer = tokenizer;
        var self = this;
        this.$worker = function () {
          if (!self.running) {
            return;
          }
          var workerStart = new Date();
          var currentLine = self.currentLine;
          var endLine = -1;
          var doc = self.doc;
          var startLine = currentLine;
          while (self.lines[currentLine]) currentLine++;
          var len = doc.getLength();
          var processedLines = 0;
          self.running = false;
          while (currentLine < len) {
            self.$tokenizeRow(currentLine);
            endLine = currentLine;
            do {
              currentLine++;
            } while (self.lines[currentLine]);
            processedLines++;
            if (processedLines % 5 === 0 && new Date() - workerStart > 20) {
              self.running = setTimeout(self.$worker, 20);
              break;
            }
          }
          self.currentLine = currentLine;
          if (endLine == -1) endLine = currentLine;
          if (startLine <= endLine) self.fireUpdateEvent(startLine, endLine);
        };
      }
      BackgroundTokenizer.prototype.setTokenizer = function (tokenizer) {
        this.tokenizer = tokenizer;
        this.lines = [];
        this.states = [];
        this.start(0);
      };
      BackgroundTokenizer.prototype.setDocument = function (doc) {
        this.doc = doc;
        this.lines = [];
        this.states = [];
        this.stop();
      };
      BackgroundTokenizer.prototype.fireUpdateEvent = function (firstRow, lastRow) {
        var data = {
          first: firstRow,
          last: lastRow
        };
        this._signal('update', { data: data });
      };
      BackgroundTokenizer.prototype.start = function (startRow) {
        this.currentLine = Math.min(startRow || 0, this.currentLine, this.doc.getLength());
        this.lines.splice(this.currentLine, this.lines.length);
        this.states.splice(this.currentLine, this.states.length);
        this.stop();
        this.running = setTimeout(this.$worker, 700);
      };
      BackgroundTokenizer.prototype.scheduleStart = function () {
        if (!this.running) this.running = setTimeout(this.$worker, 700);
      };
      BackgroundTokenizer.prototype.$updateOnChange = function (delta) {
        var startRow = delta.start.row;
        var len = delta.end.row - startRow;
        if (len === 0) {
          this.lines[startRow] = null;
        } else if (delta.action == 'remove') {
          this.lines.splice(startRow, len + 1, null);
          this.states.splice(startRow, len + 1, null);
        } else {
          var args = Array(len + 1);
          args.unshift(startRow, 1);
          this.lines.splice.apply(this.lines, args);
          this.states.splice.apply(this.states, args);
        }
        this.currentLine = Math.min(startRow, this.currentLine, this.doc.getLength());
        this.stop();
      };
      BackgroundTokenizer.prototype.stop = function () {
        if (this.running) clearTimeout(this.running);
        this.running = false;
      };
      BackgroundTokenizer.prototype.getTokens = function (row) {
        return this.lines[row] || this.$tokenizeRow(row);
      };
      BackgroundTokenizer.prototype.getState = function (row) {
        if (this.currentLine == row) this.$tokenizeRow(row);
        return this.states[row] || 'start';
      };
      BackgroundTokenizer.prototype.$tokenizeRow = function (row) {
        var line = this.doc.getLine(row);
        var state = this.states[row - 1];
        var data = this.tokenizer.getLineTokens(line, state, row);
        if (this.states[row] + '' !== data.state + '') {
          this.states[row] = data.state;
          this.lines[row + 1] = null;
          if (this.currentLine > row + 1) this.currentLine = row + 1;
        } else if (this.currentLine == row) {
          this.currentLine = row + 1;
        }
        return (this.lines[row] = data.tokens);
      };
      BackgroundTokenizer.prototype.cleanup = function () {
        this.running = false;
        this.lines = [];
        this.states = [];
        this.currentLine = 0;
        this.removeAllListeners();
      };
      return BackgroundTokenizer;
    })();
    oop.implement(BackgroundTokenizer.prototype, EventEmitter);
    exports.BackgroundTokenizer = BackgroundTokenizer;
  }
);

ace.define(
  'ace/search_highlight',
  ['require', 'exports', 'module', 'ace/lib/lang', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var lang = require('./lib/lang');
    var Range = require('./range').Range;
    var SearchHighlight = /** @class */ (function () {
      function SearchHighlight(regExp, clazz, type) {
        if (type === void 0) {
          type = 'text';
        }
        this.setRegexp(regExp);
        this.clazz = clazz;
        this.type = type;
      }
      SearchHighlight.prototype.setRegexp = function (regExp) {
        if (this.regExp + '' == regExp + '') return;
        this.regExp = regExp;
        this.cache = [];
      };
      SearchHighlight.prototype.update = function (html, markerLayer, session, config) {
        if (!this.regExp) return;
        var start = config.firstRow,
          end = config.lastRow;
        var renderedMarkerRanges = {};
        for (var i = start; i <= end; i++) {
          var ranges = this.cache[i];
          if (ranges == null) {
            ranges = lang.getMatchOffsets(session.getLine(i), this.regExp);
            if (ranges.length > this.MAX_RANGES) ranges = ranges.slice(0, this.MAX_RANGES);
            ranges = ranges.map(function (match) {
              return new Range(i, match.offset, i, match.offset + match.length);
            });
            this.cache[i] = ranges.length ? ranges : '';
          }
          for (var j = ranges.length; j--; ) {
            var rangeToAddMarkerTo = ranges[j].toScreenRange(session);
            var rangeAsString = rangeToAddMarkerTo.toString();
            if (renderedMarkerRanges[rangeAsString]) continue;
            renderedMarkerRanges[rangeAsString] = true;
            markerLayer.drawSingleLineMarker(html, rangeToAddMarkerTo, this.clazz, config);
          }
        }
      };
      return SearchHighlight;
    })();
    SearchHighlight.prototype.MAX_RANGES = 500;
    exports.SearchHighlight = SearchHighlight;
  }
);

ace.define(
  'ace/undomanager',
  ['require', 'exports', 'module', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var UndoManager = /** @class */ (function () {
      function UndoManager() {
        this.$maxRev = 0;
        this.$fromUndo = false;
        this.$undoDepth = Infinity;
        this.reset();
      }
      UndoManager.prototype.addSession = function (session) {
        this.$session = session;
      };
      UndoManager.prototype.add = function (delta, allowMerge, session) {
        if (this.$fromUndo) return;
        if (delta == this.$lastDelta) return;
        if (!this.$keepRedoStack) this.$redoStack.length = 0;
        if (allowMerge === false || !this.lastDeltas) {
          this.lastDeltas = [];
          var undoStackLength = this.$undoStack.length;
          if (undoStackLength > this.$undoDepth - 1) {
            this.$undoStack.splice(0, undoStackLength - this.$undoDepth + 1);
          }
          this.$undoStack.push(this.lastDeltas);
          delta.id = this.$rev = ++this.$maxRev;
        }
        if (delta.action == 'remove' || delta.action == 'insert') this.$lastDelta = delta;
        this.lastDeltas.push(delta);
      };
      UndoManager.prototype.addSelection = function (selection, rev) {
        this.selections.push({
          value: selection,
          rev: rev || this.$rev
        });
      };
      UndoManager.prototype.startNewGroup = function () {
        this.lastDeltas = null;
        return this.$rev;
      };
      UndoManager.prototype.markIgnored = function (from, to) {
        if (to == null) to = this.$rev + 1;
        var stack = this.$undoStack;
        for (var i = stack.length; i--; ) {
          var delta = stack[i][0];
          if (delta.id <= from) break;
          if (delta.id < to) delta.ignore = true;
        }
        this.lastDeltas = null;
      };
      UndoManager.prototype.getSelection = function (rev, after) {
        var stack = this.selections;
        for (var i = stack.length; i--; ) {
          var selection = stack[i];
          if (selection.rev < rev) {
            if (after) selection = stack[i + 1];
            return selection;
          }
        }
      };
      UndoManager.prototype.getRevision = function () {
        return this.$rev;
      };
      UndoManager.prototype.getDeltas = function (from, to) {
        if (to == null) to = this.$rev + 1;
        var stack = this.$undoStack;
        var end = null,
          start = 0;
        for (var i = stack.length; i--; ) {
          var delta = stack[i][0];
          if (delta.id < to && !end) end = i + 1;
          if (delta.id <= from) {
            start = i + 1;
            break;
          }
        }
        return stack.slice(start, end);
      };
      UndoManager.prototype.getChangedRanges = function (from, to) {
        if (to == null) to = this.$rev + 1;
      };
      UndoManager.prototype.getChangedLines = function (from, to) {
        if (to == null) to = this.$rev + 1;
      };
      UndoManager.prototype.undo = function (session, dontSelect) {
        this.lastDeltas = null;
        var stack = this.$undoStack;
        if (!rearrangeUndoStack(stack, stack.length)) return;
        if (!session) session = this.$session;
        if (this.$redoStackBaseRev !== this.$rev && this.$redoStack.length) this.$redoStack = [];
        this.$fromUndo = true;
        var deltaSet = stack.pop();
        var undoSelectionRange = null;
        if (deltaSet) {
          undoSelectionRange = session.undoChanges(deltaSet, dontSelect);
          this.$redoStack.push(deltaSet);
          this.$syncRev();
        }
        this.$fromUndo = false;
        return undoSelectionRange;
      };
      UndoManager.prototype.redo = function (session, dontSelect) {
        this.lastDeltas = null;
        if (!session) session = this.$session;
        this.$fromUndo = true;
        if (this.$redoStackBaseRev != this.$rev) {
          var diff = this.getDeltas(this.$redoStackBaseRev, this.$rev + 1);
          rebaseRedoStack(this.$redoStack, diff);
          this.$redoStackBaseRev = this.$rev;
          this.$redoStack.forEach(function (x) {
            x[0].id = ++this.$maxRev;
          }, this);
        }
        var deltaSet = this.$redoStack.pop();
        var redoSelectionRange = null;
        if (deltaSet) {
          redoSelectionRange = session.redoChanges(deltaSet, dontSelect);
          this.$undoStack.push(deltaSet);
          this.$syncRev();
        }
        this.$fromUndo = false;
        return redoSelectionRange;
      };
      UndoManager.prototype.$syncRev = function () {
        var stack = this.$undoStack;
        var nextDelta = stack[stack.length - 1];
        var id = (nextDelta && nextDelta[0].id) || 0;
        this.$redoStackBaseRev = id;
        this.$rev = id;
      };
      UndoManager.prototype.reset = function () {
        this.lastDeltas = null;
        this.$lastDelta = null;
        this.$undoStack = [];
        this.$redoStack = [];
        this.$rev = 0;
        this.mark = 0;
        this.$redoStackBaseRev = this.$rev;
        this.selections = [];
      };
      UndoManager.prototype.canUndo = function () {
        return this.$undoStack.length > 0;
      };
      UndoManager.prototype.canRedo = function () {
        return this.$redoStack.length > 0;
      };
      UndoManager.prototype.bookmark = function (rev) {
        if (rev == undefined) rev = this.$rev;
        this.mark = rev;
      };
      UndoManager.prototype.isAtBookmark = function () {
        return this.$rev === this.mark;
      };
      UndoManager.prototype.toJSON = function () {
        return {
          $redoStack: this.$redoStack,
          $undoStack: this.$undoStack
        };
      };
      UndoManager.prototype.fromJSON = function (json) {
        this.reset();
        this.$undoStack = json.$undoStack;
        this.$redoStack = json.$redoStack;
      };
      UndoManager.prototype.$prettyPrint = function (delta) {
        if (delta) return stringifyDelta(delta);
        return stringifyDelta(this.$undoStack) + '\n---\n' + stringifyDelta(this.$redoStack);
      };
      return UndoManager;
    })();
    UndoManager.prototype.hasUndo = UndoManager.prototype.canUndo;
    UndoManager.prototype.hasRedo = UndoManager.prototype.canRedo;
    UndoManager.prototype.isClean = UndoManager.prototype.isAtBookmark;
    UndoManager.prototype.markClean = UndoManager.prototype.bookmark;
    function rearrangeUndoStack(stack, pos) {
      for (var i = pos; i--; ) {
        var deltaSet = stack[i];
        if (deltaSet && !deltaSet[0].ignore) {
          while (i < pos - 1) {
            var swapped = swapGroups(stack[i], stack[i + 1]);
            stack[i] = swapped[0];
            stack[i + 1] = swapped[1];
            i++;
          }
          return true;
        }
      }
    }
    var Range = require('./range').Range;
    var cmp = Range.comparePoints;
    var comparePoints = Range.comparePoints;
    function $updateMarkers(delta) {
      var isInsert = delta.action == 'insert';
      var start = delta.start;
      var end = delta.end;
      var rowShift = (end.row - start.row) * (isInsert ? 1 : -1);
      var colShift = (end.column - start.column) * (isInsert ? 1 : -1);
      if (isInsert) end = start;
      for (var i in this.marks) {
        var point = this.marks[i];
        var cmp = comparePoints(point, start);
        if (cmp < 0) {
          continue; // delta starts after the range
        }
        if (cmp === 0) {
          if (isInsert) {
            if (point.bias == 1) {
              cmp = 1;
            } else {
              point.bias == -1;
              continue;
            }
          }
        }
        var cmp2 = isInsert ? cmp : comparePoints(point, end);
        if (cmp2 > 0) {
          point.row += rowShift;
          point.column += point.row == end.row ? colShift : 0;
          continue;
        }
        if (!isInsert && cmp2 <= 0) {
          point.row = start.row;
          point.column = start.column;
          if (cmp2 === 0) point.bias = 1;
        }
      }
    }
    function clonePos(pos) {
      return { row: pos.row, column: pos.column };
    }
    function cloneDelta(d) {
      return {
        start: clonePos(d.start),
        end: clonePos(d.end),
        action: d.action,
        lines: d.lines.slice()
      };
    }
    function stringifyDelta(d) {
      d = d || this;
      if (Array.isArray(d)) {
        return d.map(stringifyDelta).join('\n');
      }
      var type = '';
      if (d.action) {
        type = d.action == 'insert' ? '+' : '-';
        type += '[' + d.lines + ']';
      } else if (d.value) {
        if (Array.isArray(d.value)) {
          type = d.value.map(stringifyRange).join('\n');
        } else {
          type = stringifyRange(d.value);
        }
      }
      if (d.start) {
        type += stringifyRange(d);
      }
      if (d.id || d.rev) {
        type += '\t(' + (d.id || d.rev) + ')';
      }
      return type;
    }
    function stringifyRange(r) {
      return r.start.row + ':' + r.start.column + '=>' + r.end.row + ':' + r.end.column;
    }
    function swap(d1, d2) {
      var i1 = d1.action == 'insert';
      var i2 = d2.action == 'insert';
      if (i1 && i2) {
        if (cmp(d2.start, d1.end) >= 0) {
          shift(d2, d1, -1);
        } else if (cmp(d2.start, d1.start) <= 0) {
          shift(d1, d2, +1);
        } else {
          return null;
        }
      } else if (i1 && !i2) {
        if (cmp(d2.start, d1.end) >= 0) {
          shift(d2, d1, -1);
        } else if (cmp(d2.end, d1.start) <= 0) {
          shift(d1, d2, -1);
        } else {
          return null;
        }
      } else if (!i1 && i2) {
        if (cmp(d2.start, d1.start) >= 0) {
          shift(d2, d1, +1);
        } else if (cmp(d2.start, d1.start) <= 0) {
          shift(d1, d2, +1);
        } else {
          return null;
        }
      } else if (!i1 && !i2) {
        if (cmp(d2.start, d1.start) >= 0) {
          shift(d2, d1, +1);
        } else if (cmp(d2.end, d1.start) <= 0) {
          shift(d1, d2, -1);
        } else {
          return null;
        }
      }
      return [d2, d1];
    }
    function swapGroups(ds1, ds2) {
      for (var i = ds1.length; i--; ) {
        for (var j = 0; j < ds2.length; j++) {
          if (!swap(ds1[i], ds2[j])) {
            while (i < ds1.length) {
              while (j--) {
                swap(ds2[j], ds1[i]);
              }
              j = ds2.length;
              i++;
            }
            return [ds1, ds2];
          }
        }
      }
      ds1.selectionBefore = ds2.selectionBefore = ds1.selectionAfter = ds2.selectionAfter = null;
      return [ds2, ds1];
    }
    function xform(d1, c1) {
      var i1 = d1.action == 'insert';
      var i2 = c1.action == 'insert';
      if (i1 && i2) {
        if (cmp(d1.start, c1.start) < 0) {
          shift(c1, d1, 1);
        } else {
          shift(d1, c1, 1);
        }
      } else if (i1 && !i2) {
        if (cmp(d1.start, c1.end) >= 0) {
          shift(d1, c1, -1);
        } else if (cmp(d1.start, c1.start) <= 0) {
          shift(c1, d1, +1);
        } else {
          shift(d1, Range.fromPoints(c1.start, d1.start), -1);
          shift(c1, d1, +1);
        }
      } else if (!i1 && i2) {
        if (cmp(c1.start, d1.end) >= 0) {
          shift(c1, d1, -1);
        } else if (cmp(c1.start, d1.start) <= 0) {
          shift(d1, c1, +1);
        } else {
          shift(c1, Range.fromPoints(d1.start, c1.start), -1);
          shift(d1, c1, +1);
        }
      } else if (!i1 && !i2) {
        if (cmp(c1.start, d1.end) >= 0) {
          shift(c1, d1, -1);
        } else if (cmp(c1.end, d1.start) <= 0) {
          shift(d1, c1, -1);
        } else {
          var before, after;
          if (cmp(d1.start, c1.start) < 0) {
            before = d1;
            d1 = splitDelta(d1, c1.start);
          }
          if (cmp(d1.end, c1.end) > 0) {
            after = splitDelta(d1, c1.end);
          }
          shiftPos(c1.end, d1.start, d1.end, -1);
          if (after && !before) {
            d1.lines = after.lines;
            d1.start = after.start;
            d1.end = after.end;
            after = d1;
          }
          return [c1, before, after].filter(Boolean);
        }
      }
      return [c1, d1];
    }
    function shift(d1, d2, dir) {
      shiftPos(d1.start, d2.start, d2.end, dir);
      shiftPos(d1.end, d2.start, d2.end, dir);
    }
    function shiftPos(pos, start, end, dir) {
      if (pos.row == (dir == 1 ? start : end).row) {
        pos.column += dir * (end.column - start.column);
      }
      pos.row += dir * (end.row - start.row);
    }
    function splitDelta(c, pos) {
      var lines = c.lines;
      var end = c.end;
      c.end = clonePos(pos);
      var rowsBefore = c.end.row - c.start.row;
      var otherLines = lines.splice(rowsBefore, lines.length);
      var col = rowsBefore ? pos.column : pos.column - c.start.column;
      lines.push(otherLines[0].substring(0, col));
      otherLines[0] = otherLines[0].substr(col);
      var rest = {
        start: clonePos(pos),
        end: end,
        lines: otherLines,
        action: c.action
      };
      return rest;
    }
    function moveDeltasByOne(redoStack, d) {
      d = cloneDelta(d);
      for (var j = redoStack.length; j--; ) {
        var deltaSet = redoStack[j];
        for (var i = 0; i < deltaSet.length; i++) {
          var x = deltaSet[i];
          var xformed = xform(x, d);
          d = xformed[0];
          if (xformed.length != 2) {
            if (xformed[2]) {
              deltaSet.splice(i + 1, 1, xformed[1], xformed[2]);
              i++;
            } else if (!xformed[1]) {
              deltaSet.splice(i, 1);
              i--;
            }
          }
        }
        if (!deltaSet.length) {
          redoStack.splice(j, 1);
        }
      }
      return redoStack;
    }
    function rebaseRedoStack(redoStack, deltaSets) {
      for (var i = 0; i < deltaSets.length; i++) {
        var deltas = deltaSets[i];
        for (var j = 0; j < deltas.length; j++) {
          moveDeltasByOne(redoStack, deltas[j]);
        }
      }
    }
    exports.UndoManager = UndoManager;
  }
);

ace.define(
  'ace/edit_session/fold_line',
  ['require', 'exports', 'module', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var Range = require('../range').Range;
    var FoldLine = /** @class */ (function () {
      function FoldLine(foldData, folds) {
        this.foldData = foldData;
        if (Array.isArray(folds)) {
          this.folds = folds;
        } else {
          folds = this.folds = [folds];
        }
        var last = folds[folds.length - 1];
        this.range = new Range(
          folds[0].start.row,
          folds[0].start.column,
          last.end.row,
          last.end.column
        );
        this.start = this.range.start;
        this.end = this.range.end;
        this.folds.forEach(function (fold) {
          fold.setFoldLine(this);
        }, this);
      }
      FoldLine.prototype.shiftRow = function (shift) {
        this.start.row += shift;
        this.end.row += shift;
        this.folds.forEach(function (fold) {
          fold.start.row += shift;
          fold.end.row += shift;
        });
      };
      FoldLine.prototype.addFold = function (fold) {
        if (fold.sameRow) {
          if (fold.start.row < this.startRow || fold.endRow > this.endRow) {
            throw new Error("Can't add a fold to this FoldLine as it has no connection");
          }
          this.folds.push(fold);
          this.folds.sort(function (a, b) {
            return -a.range.compareEnd(b.start.row, b.start.column);
          });
          if (this.range.compareEnd(fold.start.row, fold.start.column) > 0) {
            this.end.row = fold.end.row;
            this.end.column = fold.end.column;
          } else if (this.range.compareStart(fold.end.row, fold.end.column) < 0) {
            this.start.row = fold.start.row;
            this.start.column = fold.start.column;
          }
        } else if (fold.start.row == this.end.row) {
          this.folds.push(fold);
          this.end.row = fold.end.row;
          this.end.column = fold.end.column;
        } else if (fold.end.row == this.start.row) {
          this.folds.unshift(fold);
          this.start.row = fold.start.row;
          this.start.column = fold.start.column;
        } else {
          throw new Error("Trying to add fold to FoldRow that doesn't have a matching row");
        }
        fold.foldLine = this;
      };
      FoldLine.prototype.containsRow = function (row) {
        return row >= this.start.row && row <= this.end.row;
      };
      FoldLine.prototype.walk = function (callback, endRow, endColumn) {
        var lastEnd = 0,
          folds = this.folds,
          fold,
          cmp,
          stop,
          isNewRow = true;
        if (endRow == null) {
          endRow = this.end.row;
          endColumn = this.end.column;
        }
        for (var i = 0; i < folds.length; i++) {
          fold = folds[i];
          cmp = fold.range.compareStart(endRow, endColumn);
          if (cmp == -1) {
            callback(null, endRow, endColumn, lastEnd, isNewRow);
            return;
          }
          stop = callback(null, fold.start.row, fold.start.column, lastEnd, isNewRow);
          stop = !stop && callback(fold.placeholder, fold.start.row, fold.start.column, lastEnd);
          if (stop || cmp === 0) {
            return;
          }
          isNewRow = !fold.sameRow;
          lastEnd = fold.end.column;
        }
        callback(null, endRow, endColumn, lastEnd, isNewRow);
      };
      FoldLine.prototype.getNextFoldTo = function (row, column) {
        var fold, cmp;
        for (var i = 0; i < this.folds.length; i++) {
          fold = this.folds[i];
          cmp = fold.range.compareEnd(row, column);
          if (cmp == -1) {
            return {
              fold: fold,
              kind: 'after'
            };
          } else if (cmp === 0) {
            return {
              fold: fold,
              kind: 'inside'
            };
          }
        }
        return null;
      };
      FoldLine.prototype.addRemoveChars = function (row, column, len) {
        var ret = this.getNextFoldTo(row, column),
          fold,
          folds;
        if (ret) {
          fold = ret.fold;
          if (ret.kind == 'inside' && fold.start.column != column && fold.start.row != row) {
            window.console && window.console.log(row, column, fold);
          } else if (fold.start.row == row) {
            folds = this.folds;
            var i = folds.indexOf(fold);
            if (i === 0) {
              this.start.column += len;
            }
            for (i; i < folds.length; i++) {
              fold = folds[i];
              fold.start.column += len;
              if (!fold.sameRow) {
                return;
              }
              fold.end.column += len;
            }
            this.end.column += len;
          }
        }
      };
      FoldLine.prototype.split = function (row, column) {
        var pos = this.getNextFoldTo(row, column);
        if (!pos || pos.kind == 'inside') return null;
        var fold = pos.fold;
        var folds = this.folds;
        var foldData = this.foldData;
        var i = folds.indexOf(fold);
        var foldBefore = folds[i - 1];
        this.end.row = foldBefore.end.row;
        this.end.column = foldBefore.end.column;
        folds = folds.splice(i, folds.length - i);
        var newFoldLine = new FoldLine(foldData, folds);
        foldData.splice(foldData.indexOf(this) + 1, 0, newFoldLine);
        return newFoldLine;
      };
      FoldLine.prototype.merge = function (foldLineNext) {
        var folds = foldLineNext.folds;
        for (var i = 0; i < folds.length; i++) {
          this.addFold(folds[i]);
        }
        var foldData = this.foldData;
        foldData.splice(foldData.indexOf(foldLineNext), 1);
      };
      FoldLine.prototype.toString = function () {
        var ret = [this.range.toString() + ': ['];
        this.folds.forEach(function (fold) {
          ret.push('  ' + fold.toString());
        });
        ret.push(']');
        return ret.join('\n');
      };
      FoldLine.prototype.idxToPosition = function (idx) {
        var lastFoldEndColumn = 0;
        for (var i = 0; i < this.folds.length; i++) {
          var fold = this.folds[i];
          idx -= fold.start.column - lastFoldEndColumn;
          if (idx < 0) {
            return {
              row: fold.start.row,
              column: fold.start.column + idx
            };
          }
          idx -= fold.placeholder.length;
          if (idx < 0) {
            return fold.start;
          }
          lastFoldEndColumn = fold.end.column;
        }
        return {
          row: this.end.row,
          column: this.end.column + idx
        };
      };
      return FoldLine;
    })();
    exports.FoldLine = FoldLine;
  }
);

ace.define(
  'ace/range_list',
  ['require', 'exports', 'module', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var Range = require('./range').Range;
    var comparePoints = Range.comparePoints;
    var RangeList = /** @class */ (function () {
      function RangeList() {
        this.ranges = [];
        this.$bias = 1;
      }
      RangeList.prototype.pointIndex = function (pos, excludeEdges, startIndex) {
        var list = this.ranges;
        for (var i = startIndex || 0; i < list.length; i++) {
          var range = list[i];
          var cmpEnd = comparePoints(pos, range.end);
          if (cmpEnd > 0) continue;
          var cmpStart = comparePoints(pos, range.start);
          if (cmpEnd === 0) return excludeEdges && cmpStart !== 0 ? -i - 2 : i;
          if (cmpStart > 0 || (cmpStart === 0 && !excludeEdges)) return i;
          return -i - 1;
        }
        return -i - 1;
      };
      RangeList.prototype.add = function (range) {
        var excludeEdges = !range.isEmpty();
        var startIndex = this.pointIndex(range.start, excludeEdges);
        if (startIndex < 0) startIndex = -startIndex - 1;
        var endIndex = this.pointIndex(range.end, excludeEdges, startIndex);
        if (endIndex < 0) endIndex = -endIndex - 1;
        else endIndex++;
        return this.ranges.splice(startIndex, endIndex - startIndex, range);
      };
      RangeList.prototype.addList = function (list) {
        var removed = [];
        for (var i = list.length; i--; ) {
          removed.push.apply(removed, this.add(list[i]));
        }
        return removed;
      };
      RangeList.prototype.substractPoint = function (pos) {
        var i = this.pointIndex(pos);
        if (i >= 0) return this.ranges.splice(i, 1);
      };
      RangeList.prototype.merge = function () {
        var removed = [];
        var list = this.ranges;
        list = list.sort(function (a, b) {
          return comparePoints(a.start, b.start);
        });
        var next = list[0],
          range;
        for (var i = 1; i < list.length; i++) {
          range = next;
          next = list[i];
          var cmp = comparePoints(range.end, next.start);
          if (cmp < 0) continue;
          if (cmp == 0 && !range.isEmpty() && !next.isEmpty()) continue;
          if (comparePoints(range.end, next.end) < 0) {
            range.end.row = next.end.row;
            range.end.column = next.end.column;
          }
          list.splice(i, 1);
          removed.push(next);
          next = range;
          i--;
        }
        this.ranges = list;
        return removed;
      };
      RangeList.prototype.contains = function (row, column) {
        return this.pointIndex({ row: row, column: column }) >= 0;
      };
      RangeList.prototype.containsPoint = function (pos) {
        return this.pointIndex(pos) >= 0;
      };
      RangeList.prototype.rangeAtPoint = function (pos) {
        var i = this.pointIndex(pos);
        if (i >= 0) return this.ranges[i];
      };
      RangeList.prototype.clipRows = function (startRow, endRow) {
        var list = this.ranges;
        if (list[0].start.row > endRow || list[list.length - 1].start.row < startRow) return [];
        var startIndex = this.pointIndex({ row: startRow, column: 0 });
        if (startIndex < 0) startIndex = -startIndex - 1;
        var endIndex = this.pointIndex({ row: endRow, column: 0 }, startIndex);
        if (endIndex < 0) endIndex = -endIndex - 1;
        var clipped = [];
        for (var i = startIndex; i < endIndex; i++) {
          clipped.push(list[i]);
        }
        return clipped;
      };
      RangeList.prototype.removeAll = function () {
        return this.ranges.splice(0, this.ranges.length);
      };
      RangeList.prototype.attach = function (session) {
        if (this.session) this.detach();
        this.session = session;
        this.onChange = this.$onChange.bind(this);
        this.session.on('change', this.onChange);
      };
      RangeList.prototype.detach = function () {
        if (!this.session) return;
        this.session.removeListener('change', this.onChange);
        this.session = null;
      };
      RangeList.prototype.$onChange = function (delta) {
        var start = delta.start;
        var end = delta.end;
        var startRow = start.row;
        var endRow = end.row;
        var ranges = this.ranges;
        for (var i = 0, n = ranges.length; i < n; i++) {
          var r = ranges[i];
          if (r.end.row >= startRow) break;
        }
        if (delta.action == 'insert') {
          var lineDif = endRow - startRow;
          var colDiff = -start.column + end.column;
          for (; i < n; i++) {
            var r = ranges[i];
            if (r.start.row > startRow) break;
            if (r.start.row == startRow && r.start.column >= start.column) {
              if (r.start.column == start.column && this.$bias <= 0) {
              } else {
                r.start.column += colDiff;
                r.start.row += lineDif;
              }
            }
            if (r.end.row == startRow && r.end.column >= start.column) {
              if (r.end.column == start.column && this.$bias < 0) {
                continue;
              }
              if (r.end.column == start.column && colDiff > 0 && i < n - 1) {
                if (r.end.column > r.start.column && r.end.column == ranges[i + 1].start.column)
                  r.end.column -= colDiff;
              }
              r.end.column += colDiff;
              r.end.row += lineDif;
            }
          }
        } else {
          var lineDif = startRow - endRow;
          var colDiff = start.column - end.column;
          for (; i < n; i++) {
            var r = ranges[i];
            if (r.start.row > endRow) break;
            if (
              r.end.row < endRow &&
              (startRow < r.end.row || (startRow == r.end.row && start.column < r.end.column))
            ) {
              r.end.row = startRow;
              r.end.column = start.column;
            } else if (r.end.row == endRow) {
              if (r.end.column <= end.column) {
                if (lineDif || r.end.column > start.column) {
                  r.end.column = start.column;
                  r.end.row = start.row;
                }
              } else {
                r.end.column += colDiff;
                r.end.row += lineDif;
              }
            } else if (r.end.row > endRow) {
              r.end.row += lineDif;
            }
            if (
              r.start.row < endRow &&
              (startRow < r.start.row || (startRow == r.start.row && start.column < r.start.column))
            ) {
              r.start.row = startRow;
              r.start.column = start.column;
            } else if (r.start.row == endRow) {
              if (r.start.column <= end.column) {
                if (lineDif || r.start.column > start.column) {
                  r.start.column = start.column;
                  r.start.row = start.row;
                }
              } else {
                r.start.column += colDiff;
                r.start.row += lineDif;
              }
            } else if (r.start.row > endRow) {
              r.start.row += lineDif;
            }
          }
        }
        if (lineDif != 0 && i < n) {
          for (; i < n; i++) {
            var r = ranges[i];
            r.start.row += lineDif;
            r.end.row += lineDif;
          }
        }
      };
      return RangeList;
    })();
    RangeList.prototype.comparePoints = comparePoints;
    exports.RangeList = RangeList;
  }
);

ace.define(
  'ace/edit_session/fold',
  ['require', 'exports', 'module', 'ace/range_list'],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var RangeList = require('../range_list').RangeList;
    var Fold = /** @class */ (function (_super) {
      __extends(Fold, _super);
      function Fold(range, placeholder) {
        var _this = _super.call(this) || this;
        _this.foldLine = null;
        _this.placeholder = placeholder;
        _this.range = range;
        _this.start = range.start;
        _this.end = range.end;
        _this.sameRow = range.start.row == range.end.row;
        _this.subFolds = _this.ranges = [];
        return _this;
      }
      Fold.prototype.toString = function () {
        return '"' + this.placeholder + '" ' + this.range.toString();
      };
      Fold.prototype.setFoldLine = function (foldLine) {
        this.foldLine = foldLine;
        this.subFolds.forEach(function (fold) {
          fold.setFoldLine(foldLine);
        });
      };
      Fold.prototype.clone = function () {
        var range = this.range.clone();
        var fold = new Fold(range, this.placeholder);
        this.subFolds.forEach(function (subFold) {
          fold.subFolds.push(subFold.clone());
        });
        fold.collapseChildren = this.collapseChildren;
        return fold;
      };
      Fold.prototype.addSubFold = function (fold) {
        if (this.range.isEqual(fold)) return;
        consumeRange(fold, this.start);
        var row = fold.start.row,
          column = fold.start.column;
        for (var i = 0, cmp = -1; i < this.subFolds.length; i++) {
          cmp = this.subFolds[i].range.compare(row, column);
          if (cmp != 1) break;
        }
        var afterStart = this.subFolds[i];
        var firstConsumed = 0;
        if (cmp == 0) {
          if (afterStart.range.containsRange(fold)) return afterStart.addSubFold(fold);
          else firstConsumed = 1;
        }
        var row = fold.range.end.row,
          column = fold.range.end.column;
        for (var j = i, cmp = -1; j < this.subFolds.length; j++) {
          cmp = this.subFolds[j].range.compare(row, column);
          if (cmp != 1) break;
        }
        if (cmp == 0) j++;
        var consumedFolds = this.subFolds.splice(i, j - i, fold);
        var last = cmp == 0 ? consumedFolds.length - 1 : consumedFolds.length;
        for (var k = firstConsumed; k < last; k++) {
          fold.addSubFold(consumedFolds[k]);
        }
        fold.setFoldLine(this.foldLine);
        return fold;
      };
      Fold.prototype.restoreRange = function (range) {
        return restoreRange(range, this.start);
      };
      return Fold;
    })(RangeList);
    function consumePoint(point, anchor) {
      point.row -= anchor.row;
      if (point.row == 0) point.column -= anchor.column;
    }
    function consumeRange(range, anchor) {
      consumePoint(range.start, anchor);
      consumePoint(range.end, anchor);
    }
    function restorePoint(point, anchor) {
      if (point.row == 0) point.column += anchor.column;
      point.row += anchor.row;
    }
    function restoreRange(range, anchor) {
      restorePoint(range.start, anchor);
      restorePoint(range.end, anchor);
    }
    exports.Fold = Fold;
  }
);

ace.define(
  'ace/edit_session/folding',
  [
    'require',
    'exports',
    'module',
    'ace/range',
    'ace/edit_session/fold_line',
    'ace/edit_session/fold',
    'ace/token_iterator',
    'ace/mouse/mouse_event'
  ],
  function (require, exports, module) {
    'use strict';
    var Range = require('../range').Range;
    var FoldLine = require('./fold_line').FoldLine;
    var Fold = require('./fold').Fold;
    var TokenIterator = require('../token_iterator').TokenIterator;
    var MouseEvent = require('../mouse/mouse_event').MouseEvent;
    function Folding() {
      this.getFoldAt = function (row, column, side) {
        var foldLine = this.getFoldLine(row);
        if (!foldLine) return null;
        var folds = foldLine.folds;
        for (var i = 0; i < folds.length; i++) {
          var range = folds[i].range;
          if (range.contains(row, column)) {
            if (side == 1 && range.isEnd(row, column) && !range.isEmpty()) {
              continue;
            } else if (side == -1 && range.isStart(row, column) && !range.isEmpty()) {
              continue;
            }
            return folds[i];
          }
        }
      };
      this.getFoldsInRange = function (range) {
        var start = range.start;
        var end = range.end;
        var foldLines = this.$foldData;
        var foundFolds = [];
        start.column += 1;
        end.column -= 1;
        for (var i = 0; i < foldLines.length; i++) {
          var cmp = foldLines[i].range.compareRange(range);
          if (cmp == 2) {
            continue;
          } else if (cmp == -2) {
            break;
          }
          var folds = foldLines[i].folds;
          for (var j = 0; j < folds.length; j++) {
            var fold = folds[j];
            cmp = fold.range.compareRange(range);
            if (cmp == -2) {
              break;
            } else if (cmp == 2) {
              continue;
            } else if (cmp == 42) {
              break;
            }
            foundFolds.push(fold);
          }
        }
        start.column -= 1;
        end.column += 1;
        return foundFolds;
      };
      this.getFoldsInRangeList = function (ranges) {
        if (Array.isArray(ranges)) {
          var folds = [];
          ranges.forEach(function (range) {
            folds = folds.concat(this.getFoldsInRange(range));
          }, this);
        } else {
          var folds = this.getFoldsInRange(ranges);
        }
        return folds;
      };
      this.getAllFolds = function () {
        var folds = [];
        var foldLines = this.$foldData;
        for (var i = 0; i < foldLines.length; i++)
          for (var j = 0; j < foldLines[i].folds.length; j++) folds.push(foldLines[i].folds[j]);
        return folds;
      };
      this.getFoldStringAt = function (row, column, trim, foldLine) {
        foldLine = foldLine || this.getFoldLine(row);
        if (!foldLine) return null;
        var lastFold = {
          end: { column: 0 }
        };
        var str, fold;
        for (var i = 0; i < foldLine.folds.length; i++) {
          fold = foldLine.folds[i];
          var cmp = fold.range.compareEnd(row, column);
          if (cmp == -1) {
            str = this.getLine(fold.start.row).substring(lastFold.end.column, fold.start.column);
            break;
          } else if (cmp === 0) {
            return null;
          }
          lastFold = fold;
        }
        if (!str) str = this.getLine(fold.start.row).substring(lastFold.end.column);
        if (trim == -1) return str.substring(0, column - lastFold.end.column);
        else if (trim == 1) return str.substring(column - lastFold.end.column);
        else return str;
      };
      this.getFoldLine = function (docRow, startFoldLine) {
        var foldData = this.$foldData;
        var i = 0;
        if (startFoldLine) i = foldData.indexOf(startFoldLine);
        if (i == -1) i = 0;
        for (i; i < foldData.length; i++) {
          var foldLine = foldData[i];
          if (foldLine.start.row <= docRow && foldLine.end.row >= docRow) {
            return foldLine;
          } else if (foldLine.end.row > docRow) {
            return null;
          }
        }
        return null;
      };
      this.getNextFoldLine = function (docRow, startFoldLine) {
        var foldData = this.$foldData;
        var i = 0;
        if (startFoldLine) i = foldData.indexOf(startFoldLine);
        if (i == -1) i = 0;
        for (i; i < foldData.length; i++) {
          var foldLine = foldData[i];
          if (foldLine.end.row >= docRow) {
            return foldLine;
          }
        }
        return null;
      };
      this.getFoldedRowCount = function (first, last) {
        var foldData = this.$foldData,
          rowCount = last - first + 1;
        for (var i = 0; i < foldData.length; i++) {
          var foldLine = foldData[i],
            end = foldLine.end.row,
            start = foldLine.start.row;
          if (end >= last) {
            if (start < last) {
              if (start >= first) rowCount -= last - start;
              else rowCount = 0; // in one fold
            }
            break;
          } else if (end >= first) {
            if (start >= first)
              // fold inside range
              rowCount -= end - start;
            else rowCount -= end - first + 1;
          }
        }
        return rowCount;
      };
      this.$addFoldLine = function (foldLine) {
        this.$foldData.push(foldLine);
        this.$foldData.sort(function (a, b) {
          return a.start.row - b.start.row;
        });
        return foldLine;
      };
      this.addFold = function (placeholder, range) {
        var foldData = this.$foldData;
        var added = false;
        var fold;
        if (placeholder instanceof Fold) fold = placeholder;
        else {
          fold = new Fold(range, placeholder);
          fold.collapseChildren = range.collapseChildren;
        }
        this.$clipRangeToDocument(fold.range);
        var startRow = fold.start.row;
        var startColumn = fold.start.column;
        var endRow = fold.end.row;
        var endColumn = fold.end.column;
        var startFold = this.getFoldAt(startRow, startColumn, 1);
        var endFold = this.getFoldAt(endRow, endColumn, -1);
        if (startFold && endFold == startFold) return startFold.addSubFold(fold);
        if (startFold && !startFold.range.isStart(startRow, startColumn))
          this.removeFold(startFold);
        if (endFold && !endFold.range.isEnd(endRow, endColumn)) this.removeFold(endFold);
        var folds = this.getFoldsInRange(fold.range);
        if (folds.length > 0) {
          this.removeFolds(folds);
          if (!fold.collapseChildren) {
            folds.forEach(function (subFold) {
              fold.addSubFold(subFold);
            });
          }
        }
        for (var i = 0; i < foldData.length; i++) {
          var foldLine = foldData[i];
          if (endRow == foldLine.start.row) {
            foldLine.addFold(fold);
            added = true;
            break;
          } else if (startRow == foldLine.end.row) {
            foldLine.addFold(fold);
            added = true;
            if (!fold.sameRow) {
              var foldLineNext = foldData[i + 1];
              if (foldLineNext && foldLineNext.start.row == endRow) {
                foldLine.merge(foldLineNext);
                break;
              }
            }
            break;
          } else if (endRow <= foldLine.start.row) {
            break;
          }
        }
        if (!added) foldLine = this.$addFoldLine(new FoldLine(this.$foldData, fold));
        if (this.$useWrapMode) this.$updateWrapData(foldLine.start.row, foldLine.start.row);
        else this.$updateRowLengthCache(foldLine.start.row, foldLine.start.row);
        this.$modified = true;
        this._signal('changeFold', { data: fold, action: 'add' });
        return fold;
      };
      this.addFolds = function (folds) {
        folds.forEach(function (fold) {
          this.addFold(fold);
        }, this);
      };
      this.removeFold = function (fold) {
        var foldLine = fold.foldLine;
        var startRow = foldLine.start.row;
        var endRow = foldLine.end.row;
        var foldLines = this.$foldData;
        var folds = foldLine.folds;
        if (folds.length == 1) {
          foldLines.splice(foldLines.indexOf(foldLine), 1);
        } else if (foldLine.range.isEnd(fold.end.row, fold.end.column)) {
          folds.pop();
          foldLine.end.row = folds[folds.length - 1].end.row;
          foldLine.end.column = folds[folds.length - 1].end.column;
        } else if (foldLine.range.isStart(fold.start.row, fold.start.column)) {
          folds.shift();
          foldLine.start.row = folds[0].start.row;
          foldLine.start.column = folds[0].start.column;
        } else if (fold.sameRow) {
          folds.splice(folds.indexOf(fold), 1);
        } else {
          var newFoldLine = foldLine.split(fold.start.row, fold.start.column);
          folds = newFoldLine.folds;
          folds.shift();
          newFoldLine.start.row = folds[0].start.row;
          newFoldLine.start.column = folds[0].start.column;
        }
        if (!this.$updating) {
          if (this.$useWrapMode) this.$updateWrapData(startRow, endRow);
          else this.$updateRowLengthCache(startRow, endRow);
        }
        this.$modified = true;
        this._signal('changeFold', { data: fold, action: 'remove' });
      };
      this.removeFolds = function (folds) {
        var cloneFolds = [];
        for (var i = 0; i < folds.length; i++) {
          cloneFolds.push(folds[i]);
        }
        cloneFolds.forEach(function (fold) {
          this.removeFold(fold);
        }, this);
        this.$modified = true;
      };
      this.expandFold = function (fold) {
        this.removeFold(fold);
        fold.subFolds.forEach(function (subFold) {
          fold.restoreRange(subFold);
          this.addFold(subFold);
        }, this);
        if (fold.collapseChildren > 0) {
          this.foldAll(fold.start.row + 1, fold.end.row, fold.collapseChildren - 1);
        }
        fold.subFolds = [];
      };
      this.expandFolds = function (folds) {
        folds.forEach(function (fold) {
          this.expandFold(fold);
        }, this);
      };
      this.unfold = function (location, expandInner) {
        var range, folds;
        if (location == null) {
          range = new Range(0, 0, this.getLength(), 0);
          if (expandInner == null) expandInner = true;
        } else if (typeof location == 'number') {
          range = new Range(location, 0, location, this.getLine(location).length);
        } else if ('row' in location) {
          range = Range.fromPoints(location, location);
        } else if (Array.isArray(location)) {
          folds = [];
          location.forEach(function (range) {
            folds = folds.concat(this.unfold(range));
          }, this);
          return folds;
        } else {
          range = location;
        }
        folds = this.getFoldsInRangeList(range);
        var outermostFolds = folds;
        while (
          folds.length == 1 &&
          Range.comparePoints(folds[0].start, range.start) < 0 &&
          Range.comparePoints(folds[0].end, range.end) > 0
        ) {
          this.expandFolds(folds);
          folds = this.getFoldsInRangeList(range);
        }
        if (expandInner != false) {
          this.removeFolds(folds);
        } else {
          this.expandFolds(folds);
        }
        if (outermostFolds.length) return outermostFolds;
      };
      this.isRowFolded = function (docRow, startFoldRow) {
        return !!this.getFoldLine(docRow, startFoldRow);
      };
      this.getRowFoldEnd = function (docRow, startFoldRow) {
        var foldLine = this.getFoldLine(docRow, startFoldRow);
        return foldLine ? foldLine.end.row : docRow;
      };
      this.getRowFoldStart = function (docRow, startFoldRow) {
        var foldLine = this.getFoldLine(docRow, startFoldRow);
        return foldLine ? foldLine.start.row : docRow;
      };
      this.getFoldDisplayLine = function (foldLine, endRow, endColumn, startRow, startColumn) {
        if (startRow == null) startRow = foldLine.start.row;
        if (startColumn == null) startColumn = 0;
        if (endRow == null) endRow = foldLine.end.row;
        if (endColumn == null) endColumn = this.getLine(endRow).length;
        var doc = this.doc;
        var textLine = '';
        foldLine.walk(
          function (placeholder, row, column, lastColumn) {
            if (row < startRow) return;
            if (row == startRow) {
              if (column < startColumn) return;
              lastColumn = Math.max(startColumn, lastColumn);
            }
            if (placeholder != null) {
              textLine += placeholder;
            } else {
              textLine += doc.getLine(row).substring(lastColumn, column);
            }
          },
          endRow,
          endColumn
        );
        return textLine;
      };
      this.getDisplayLine = function (row, endColumn, startRow, startColumn) {
        var foldLine = this.getFoldLine(row);
        if (!foldLine) {
          var line;
          line = this.doc.getLine(row);
          return line.substring(startColumn || 0, endColumn || line.length);
        } else {
          return this.getFoldDisplayLine(foldLine, row, endColumn, startRow, startColumn);
        }
      };
      this.$cloneFoldData = function () {
        var fd = [];
        fd = this.$foldData.map(function (foldLine) {
          var folds = foldLine.folds.map(function (fold) {
            return fold.clone();
          });
          return new FoldLine(fd, folds);
        });
        return fd;
      };
      this.toggleFold = function (tryToUnfold) {
        var selection = this.selection;
        var range = selection.getRange();
        var fold;
        var bracketPos;
        if (range.isEmpty()) {
          var cursor = range.start;
          fold = this.getFoldAt(cursor.row, cursor.column);
          if (fold) {
            this.expandFold(fold);
            return;
          } else if ((bracketPos = this.findMatchingBracket(cursor))) {
            if (range.comparePoint(bracketPos) == 1) {
              range.end = bracketPos;
            } else {
              range.start = bracketPos;
              range.start.column++;
              range.end.column--;
            }
          } else if (
            (bracketPos = this.findMatchingBracket({ row: cursor.row, column: cursor.column + 1 }))
          ) {
            if (range.comparePoint(bracketPos) == 1) range.end = bracketPos;
            else range.start = bracketPos;
            range.start.column++;
          } else {
            range = this.getCommentFoldRange(cursor.row, cursor.column) || range;
          }
        } else {
          var folds = this.getFoldsInRange(range);
          if (tryToUnfold && folds.length) {
            this.expandFolds(folds);
            return;
          } else if (folds.length == 1) {
            fold = folds[0];
          }
        }
        if (!fold) fold = this.getFoldAt(range.start.row, range.start.column);
        if (fold && fold.range.toString() == range.toString()) {
          this.expandFold(fold);
          return;
        }
        var placeholder = '...';
        if (!range.isMultiLine()) {
          placeholder = this.getTextRange(range);
          if (placeholder.length < 4) return;
          placeholder = placeholder.trim().substring(0, 2) + '..';
        }
        this.addFold(placeholder, range);
      };
      this.getCommentFoldRange = function (row, column, dir) {
        var iterator = new TokenIterator(this, row, column);
        var token = iterator.getCurrentToken();
        var type = token && token.type;
        if (token && /^comment|string/.test(type)) {
          type = type.match(/comment|string/)[0];
          if (type == 'comment') type += '|doc-start|\\.doc';
          var re = new RegExp(type);
          var range = new Range();
          if (dir != 1) {
            do {
              token = iterator.stepBackward();
            } while (token && re.test(token.type) && !/^comment.end/.test(token.type));
            token = iterator.stepForward();
          }
          range.start.row = iterator.getCurrentTokenRow();
          range.start.column =
            iterator.getCurrentTokenColumn() +
            (/^comment.start/.test(token.type) ? token.value.length : 2);
          iterator = new TokenIterator(this, row, column);
          if (dir != -1) {
            var lastRow = -1;
            do {
              token = iterator.stepForward();
              if (lastRow == -1) {
                var state = this.getState(iterator.$row);
                if (!re.test(state)) lastRow = iterator.$row;
              } else if (iterator.$row > lastRow) {
                break;
              }
            } while (token && re.test(token.type) && !/^comment.start/.test(token.type));
            token = iterator.stepBackward();
          } else token = iterator.getCurrentToken();
          range.end.row = iterator.getCurrentTokenRow();
          range.end.column = iterator.getCurrentTokenColumn();
          if (!/^comment.end/.test(token.type)) {
            range.end.column += token.value.length - 2;
          }
          return range;
        }
      };
      this.foldAll = function (startRow, endRow, depth, test) {
        if (depth == undefined) depth = 100000; // JSON.stringify doesn't hanle Infinity
        var foldWidgets = this.foldWidgets;
        if (!foldWidgets) return; // mode doesn't support folding
        endRow = endRow || this.getLength();
        startRow = startRow || 0;
        for (var row = startRow; row < endRow; row++) {
          if (foldWidgets[row] == null) foldWidgets[row] = this.getFoldWidget(row);
          if (foldWidgets[row] != 'start') continue;
          if (test && !test(row)) continue;
          var range = this.getFoldWidgetRange(row);
          if (
            range &&
            range.isMultiLine() &&
            range.end.row <= endRow &&
            range.start.row >= startRow
          ) {
            row = range.end.row;
            range.collapseChildren = depth;
            this.addFold('...', range);
          }
        }
      };
      this.foldToLevel = function (level) {
        this.foldAll();
        while (level-- > 0) this.unfold(null, false);
      };
      this.foldAllComments = function () {
        var session = this;
        this.foldAll(null, null, null, function (row) {
          var tokens = session.getTokens(row);
          for (var i = 0; i < tokens.length; i++) {
            var token = tokens[i];
            if (token.type == 'text' && /^\s+$/.test(token.value)) continue;
            if (/comment/.test(token.type)) return true;
            return false;
          }
        });
      };
      this.$foldStyles = {
        manual: 1,
        markbegin: 1,
        markbeginend: 1
      };
      this.$foldStyle = 'markbegin';
      this.setFoldStyle = function (style) {
        if (!this.$foldStyles[style])
          throw new Error(
            'invalid fold style: ' + style + '[' + Object.keys(this.$foldStyles).join(', ') + ']'
          );
        if (this.$foldStyle == style) return;
        this.$foldStyle = style;
        if (style == 'manual') this.unfold();
        var mode = this.$foldMode;
        this.$setFolding(null);
        this.$setFolding(mode);
      };
      this.$setFolding = function (foldMode) {
        if (this.$foldMode == foldMode) return;
        this.$foldMode = foldMode;
        this.off('change', this.$updateFoldWidgets);
        this.off('tokenizerUpdate', this.$tokenizerUpdateFoldWidgets);
        this._signal('changeAnnotation');
        if (!foldMode || this.$foldStyle == 'manual') {
          this.foldWidgets = null;
          return;
        }
        this.foldWidgets = [];
        this.getFoldWidget = foldMode.getFoldWidget.bind(foldMode, this, this.$foldStyle);
        this.getFoldWidgetRange = foldMode.getFoldWidgetRange.bind(foldMode, this, this.$foldStyle);
        this.$updateFoldWidgets = this.updateFoldWidgets.bind(this);
        this.$tokenizerUpdateFoldWidgets = this.tokenizerUpdateFoldWidgets.bind(this);
        this.on('change', this.$updateFoldWidgets);
        this.on('tokenizerUpdate', this.$tokenizerUpdateFoldWidgets);
      };
      this.getParentFoldRangeData = function (row, ignoreCurrent) {
        var fw = this.foldWidgets;
        if (!fw || (ignoreCurrent && fw[row])) return {};
        var i = row - 1,
          firstRange;
        while (i >= 0) {
          var c = fw[i];
          if (c == null) c = fw[i] = this.getFoldWidget(i);
          if (c == 'start') {
            var range = this.getFoldWidgetRange(i);
            if (!firstRange) firstRange = range;
            if (range && range.end.row >= row) break;
          }
          i--;
        }
        return {
          range: i !== -1 && range,
          firstRange: firstRange
        };
      };
      this.onFoldWidgetClick = function (row, e) {
        if (e instanceof MouseEvent) e = e.domEvent;
        var options = {
          children: e.shiftKey,
          all: e.ctrlKey || e.metaKey,
          siblings: e.altKey
        };
        var range = this.$toggleFoldWidget(row, options);
        if (!range) {
          var el = e.target || e.srcElement;
          if (el && /ace_fold-widget/.test(el.className)) el.className += ' ace_invalid';
        }
      };
      this.$toggleFoldWidget = function (row, options) {
        if (!this.getFoldWidget) return;
        var type = this.getFoldWidget(row);
        var line = this.getLine(row);
        var dir = type === 'end' ? -1 : 1;
        var fold = this.getFoldAt(row, dir === -1 ? 0 : line.length, dir);
        if (fold) {
          if (options.children || options.all) this.removeFold(fold);
          else this.expandFold(fold);
          return fold;
        }
        var range = this.getFoldWidgetRange(row, true);
        if (range && !range.isMultiLine()) {
          fold = this.getFoldAt(range.start.row, range.start.column, 1);
          if (fold && range.isEqual(fold.range)) {
            this.removeFold(fold);
            return fold;
          }
        }
        if (options.siblings) {
          var data = this.getParentFoldRangeData(row);
          if (data.range) {
            var startRow = data.range.start.row + 1;
            var endRow = data.range.end.row;
          }
          this.foldAll(startRow, endRow, options.all ? 10000 : 0);
        } else if (options.children) {
          endRow = range ? range.end.row : this.getLength();
          this.foldAll(row + 1, endRow, options.all ? 10000 : 0);
        } else if (range) {
          if (options.all) range.collapseChildren = 10000;
          this.addFold('...', range);
        }
        return range;
      };
      this.toggleFoldWidget = function (toggleParent) {
        var row = this.selection.getCursor().row;
        row = this.getRowFoldStart(row);
        var range = this.$toggleFoldWidget(row, {});
        if (range) return;
        var data = this.getParentFoldRangeData(row, true);
        range = data.range || data.firstRange;
        if (range) {
          row = range.start.row;
          var fold = this.getFoldAt(row, this.getLine(row).length, 1);
          if (fold) {
            this.removeFold(fold);
          } else {
            this.addFold('...', range);
          }
        }
      };
      this.updateFoldWidgets = function (delta) {
        var firstRow = delta.start.row;
        var len = delta.end.row - firstRow;
        if (len === 0) {
          this.foldWidgets[firstRow] = null;
        } else if (delta.action == 'remove') {
          this.foldWidgets.splice(firstRow, len + 1, null);
        } else {
          var args = Array(len + 1);
          args.unshift(firstRow, 1);
          this.foldWidgets.splice.apply(this.foldWidgets, args);
        }
      };
      this.tokenizerUpdateFoldWidgets = function (e) {
        var rows = e.data;
        if (rows.first != rows.last) {
          if (this.foldWidgets.length > rows.first)
            this.foldWidgets.splice(rows.first, this.foldWidgets.length);
        }
      };
    }
    exports.Folding = Folding;
  }
);

ace.define(
  'ace/edit_session/bracket_match',
  ['require', 'exports', 'module', 'ace/token_iterator', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var TokenIterator = require('../token_iterator').TokenIterator;
    var Range = require('../range').Range;
    function BracketMatch() {
      this.findMatchingBracket = function (position, chr) {
        if (position.column == 0) return null;
        var charBeforeCursor = chr || this.getLine(position.row).charAt(position.column - 1);
        if (charBeforeCursor == '') return null;
        var match = charBeforeCursor.match(/([\(\[\{])|([\)\]\}])/);
        if (!match) return null;
        if (match[1]) return this.$findClosingBracket(match[1], position);
        else return this.$findOpeningBracket(match[2], position);
      };
      this.getBracketRange = function (pos) {
        var line = this.getLine(pos.row);
        var before = true,
          range;
        var chr = line.charAt(pos.column - 1);
        var match = chr && chr.match(/([\(\[\{])|([\)\]\}])/);
        if (!match) {
          chr = line.charAt(pos.column);
          pos = { row: pos.row, column: pos.column + 1 };
          match = chr && chr.match(/([\(\[\{])|([\)\]\}])/);
          before = false;
        }
        if (!match) return null;
        if (match[1]) {
          var bracketPos = this.$findClosingBracket(match[1], pos);
          if (!bracketPos) return null;
          range = Range.fromPoints(pos, bracketPos);
          if (!before) {
            range.end.column++;
            range.start.column--;
          }
          range.cursor = range.end;
        } else {
          var bracketPos = this.$findOpeningBracket(match[2], pos);
          if (!bracketPos) return null;
          range = Range.fromPoints(bracketPos, pos);
          if (!before) {
            range.start.column++;
            range.end.column--;
          }
          range.cursor = range.start;
        }
        return range;
      };
      this.getMatchingBracketRanges = function (pos, isBackwards) {
        var line = this.getLine(pos.row);
        var bracketsRegExp = /([\(\[\{])|([\)\]\}])/;
        var chr = !isBackwards && line.charAt(pos.column - 1);
        var match = chr && chr.match(bracketsRegExp);
        if (!match) {
          chr = (isBackwards === undefined || isBackwards) && line.charAt(pos.column);
          pos = {
            row: pos.row,
            column: pos.column + 1
          };
          match = chr && chr.match(bracketsRegExp);
        }
        if (!match) return null;
        var startRange = new Range(pos.row, pos.column - 1, pos.row, pos.column);
        var bracketPos = match[1]
          ? this.$findClosingBracket(match[1], pos)
          : this.$findOpeningBracket(match[2], pos);
        if (!bracketPos) return [startRange];
        var endRange = new Range(
          bracketPos.row,
          bracketPos.column,
          bracketPos.row,
          bracketPos.column + 1
        );
        return [startRange, endRange];
      };
      this.$brackets = {
        ')': '(',
        '(': ')',
        ']': '[',
        '[': ']',
        '{': '}',
        '}': '{',
        '<': '>',
        '>': '<'
      };
      this.$findOpeningBracket = function (bracket, position, typeRe) {
        var openBracket = this.$brackets[bracket];
        var depth = 1;
        var iterator = new TokenIterator(this, position.row, position.column);
        var token = iterator.getCurrentToken();
        if (!token) token = iterator.stepForward();
        if (!token) return;
        if (!typeRe) {
          typeRe = new RegExp(
            '(\\.?' +
              token.type
                .replace('.', '\\.')
                .replace('rparen', '.paren')
                .replace(/\b(?:end)\b/, '(?:start|begin|end)')
                .replace(/-close\b/, '-(close|open)') +
              ')+'
          );
        }
        var valueIndex = position.column - iterator.getCurrentTokenColumn() - 2;
        var value = token.value;
        while (true) {
          while (valueIndex >= 0) {
            var chr = value.charAt(valueIndex);
            if (chr == openBracket) {
              depth -= 1;
              if (depth == 0) {
                return {
                  row: iterator.getCurrentTokenRow(),
                  column: valueIndex + iterator.getCurrentTokenColumn()
                };
              }
            } else if (chr == bracket) {
              depth += 1;
            }
            valueIndex -= 1;
          }
          do {
            token = iterator.stepBackward();
          } while (token && !typeRe.test(token.type));
          if (token == null) break;
          value = token.value;
          valueIndex = value.length - 1;
        }
        return null;
      };
      this.$findClosingBracket = function (bracket, position, typeRe) {
        var closingBracket = this.$brackets[bracket];
        var depth = 1;
        var iterator = new TokenIterator(this, position.row, position.column);
        var token = iterator.getCurrentToken();
        if (!token) token = iterator.stepForward();
        if (!token) return;
        if (!typeRe) {
          typeRe = new RegExp(
            '(\\.?' +
              token.type
                .replace('.', '\\.')
                .replace('lparen', '.paren')
                .replace(/\b(?:start|begin)\b/, '(?:start|begin|end)')
                .replace(/-open\b/, '-(close|open)') +
              ')+'
          );
        }
        var valueIndex = position.column - iterator.getCurrentTokenColumn();
        while (true) {
          var value = token.value;
          var valueLength = value.length;
          while (valueIndex < valueLength) {
            var chr = value.charAt(valueIndex);
            if (chr == closingBracket) {
              depth -= 1;
              if (depth == 0) {
                return {
                  row: iterator.getCurrentTokenRow(),
                  column: valueIndex + iterator.getCurrentTokenColumn()
                };
              }
            } else if (chr == bracket) {
              depth += 1;
            }
            valueIndex += 1;
          }
          do {
            token = iterator.stepForward();
          } while (token && !typeRe.test(token.type));
          if (token == null) break;
          valueIndex = 0;
        }
        return null;
      };
      this.getMatchingTags = function (pos) {
        var iterator = new TokenIterator(this, pos.row, pos.column);
        var token = this.$findTagName(iterator);
        if (!token) return;
        var prevToken = iterator.stepBackward();
        if (prevToken.value === '<') {
          return this.$findClosingTag(iterator, token);
        } else {
          return this.$findOpeningTag(iterator, token);
        }
      };
      this.$findTagName = function (iterator) {
        var token = iterator.getCurrentToken();
        var found = false;
        var backward = false;
        if (token && token.type.indexOf('tag-name') === -1) {
          do {
            if (backward) token = iterator.stepBackward();
            else token = iterator.stepForward();
            if (token) {
              if (token.value === '/>') {
                backward = true;
              } else if (token.type.indexOf('tag-name') !== -1) {
                found = true;
              }
            }
          } while (token && !found);
        }
        return token;
      };
      this.$findClosingTag = function (iterator, token) {
        var prevToken;
        var currentTag = token.value;
        var tag = token.value;
        var depth = 0;
        var openTagStart = new Range(
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn(),
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn() + 1
        );
        token = iterator.stepForward();
        var openTagName = new Range(
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn(),
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn() + token.value.length
        );
        var foundOpenTagEnd = false;
        do {
          prevToken = token;
          token = iterator.stepForward();
          if (token) {
            if (token.value === '>' && !foundOpenTagEnd) {
              var openTagEnd = new Range(
                iterator.getCurrentTokenRow(),
                iterator.getCurrentTokenColumn(),
                iterator.getCurrentTokenRow(),
                iterator.getCurrentTokenColumn() + 1
              ); //Range for `>`
              foundOpenTagEnd = true;
            }
            if (token.type.indexOf('tag-name') !== -1) {
              currentTag = token.value;
              if (tag === currentTag) {
                if (prevToken.value === '<') {
                  depth++;
                } else if (prevToken.value === '</') {
                  depth--;
                  if (depth < 0) {
                    //found closing tag
                    iterator.stepBackward();
                    var closeTagStart = new Range(
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn(),
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn() + 2
                    ); //Range for </
                    token = iterator.stepForward();
                    var closeTagName = new Range(
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn(),
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn() + token.value.length
                    );
                    token = iterator.stepForward();
                    if (token && token.value === '>') {
                      var closeTagEnd = new Range(
                        iterator.getCurrentTokenRow(),
                        iterator.getCurrentTokenColumn(),
                        iterator.getCurrentTokenRow(),
                        iterator.getCurrentTokenColumn() + 1
                      ); //Range for >
                    } else {
                      return;
                    }
                  }
                }
              }
            } else if (tag === currentTag && token.value === '/>') {
              // self-closing tag
              depth--;
              if (depth < 0) {
                //found self-closing tag end
                var closeTagStart = new Range(
                  iterator.getCurrentTokenRow(),
                  iterator.getCurrentTokenColumn(),
                  iterator.getCurrentTokenRow(),
                  iterator.getCurrentTokenColumn() + 2
                );
                var closeTagName = closeTagStart;
                var closeTagEnd = closeTagName;
                var openTagEnd = new Range(
                  openTagName.end.row,
                  openTagName.end.column,
                  openTagName.end.row,
                  openTagName.end.column + 1
                );
              }
            }
          }
        } while (token && depth >= 0);
        if (
          openTagStart &&
          openTagEnd &&
          closeTagStart &&
          closeTagEnd &&
          openTagName &&
          closeTagName
        ) {
          return {
            openTag: new Range(
              openTagStart.start.row,
              openTagStart.start.column,
              openTagEnd.end.row,
              openTagEnd.end.column
            ),
            closeTag: new Range(
              closeTagStart.start.row,
              closeTagStart.start.column,
              closeTagEnd.end.row,
              closeTagEnd.end.column
            ),
            openTagName: openTagName,
            closeTagName: closeTagName
          };
        }
      };
      this.$findOpeningTag = function (iterator, token) {
        var prevToken = iterator.getCurrentToken();
        var tag = token.value;
        var depth = 0;
        var startRow = iterator.getCurrentTokenRow();
        var startColumn = iterator.getCurrentTokenColumn();
        var endColumn = startColumn + 2;
        var closeTagStart = new Range(startRow, startColumn, startRow, endColumn); //Range for </
        iterator.stepForward();
        var closeTagName = new Range(
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn(),
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn() + token.value.length
        );
        token = iterator.stepForward();
        if (!token || token.value !== '>') return;
        var closeTagEnd = new Range(
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn(),
          iterator.getCurrentTokenRow(),
          iterator.getCurrentTokenColumn() + 1
        ); //Range for >
        iterator.stepBackward();
        iterator.stepBackward();
        do {
          token = prevToken;
          startRow = iterator.getCurrentTokenRow();
          startColumn = iterator.getCurrentTokenColumn();
          endColumn = startColumn + token.value.length;
          prevToken = iterator.stepBackward();
          if (token) {
            if (token.type.indexOf('tag-name') !== -1) {
              if (tag === token.value) {
                if (prevToken.value === '<') {
                  depth++;
                  if (depth > 0) {
                    //found opening tag
                    var openTagName = new Range(startRow, startColumn, startRow, endColumn);
                    var openTagStart = new Range(
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn(),
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn() + 1
                    ); //Range for <
                    do {
                      token = iterator.stepForward();
                    } while (token && token.value !== '>');
                    var openTagEnd = new Range(
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn(),
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn() + 1
                    ); //Range for >
                  }
                } else if (prevToken.value === '</') {
                  depth--;
                }
              }
            } else if (token.value === '/>') {
              // self-closing tag
              var stepCount = 0;
              var tmpToken = prevToken;
              while (tmpToken) {
                if (tmpToken.type.indexOf('tag-name') !== -1 && tmpToken.value === tag) {
                  depth--;
                  break;
                } else if (tmpToken.value === '<') {
                  break;
                }
                tmpToken = iterator.stepBackward();
                stepCount++;
              }
              for (var i = 0; i < stepCount; i++) {
                iterator.stepForward();
              }
            }
          }
        } while (prevToken && depth <= 0);
        if (
          openTagStart &&
          openTagEnd &&
          closeTagStart &&
          closeTagEnd &&
          openTagName &&
          closeTagName
        ) {
          return {
            openTag: new Range(
              openTagStart.start.row,
              openTagStart.start.column,
              openTagEnd.end.row,
              openTagEnd.end.column
            ),
            closeTag: new Range(
              closeTagStart.start.row,
              closeTagStart.start.column,
              closeTagEnd.end.row,
              closeTagEnd.end.column
            ),
            openTagName: openTagName,
            closeTagName: closeTagName
          };
        }
      };
    }
    exports.BracketMatch = BracketMatch;
  }
);

ace.define(
  'ace/edit_session',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/lang',
    'ace/bidihandler',
    'ace/config',
    'ace/lib/event_emitter',
    'ace/selection',
    'ace/mode/text',
    'ace/range',
    'ace/document',
    'ace/background_tokenizer',
    'ace/search_highlight',
    'ace/undomanager',
    'ace/edit_session/folding',
    'ace/edit_session/bracket_match'
  ],
  function (require, exports, module) {
    'use strict';
    var oop = require('./lib/oop');
    var lang = require('./lib/lang');
    var BidiHandler = require('./bidihandler').BidiHandler;
    var config = require('./config');
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var Selection = require('./selection').Selection;
    var TextMode = require('./mode/text').Mode;
    var Range = require('./range').Range;
    var Document = require('./document').Document;
    var BackgroundTokenizer = require('./background_tokenizer').BackgroundTokenizer;
    var SearchHighlight = require('./search_highlight').SearchHighlight;
    var UndoManager = require('./undomanager').UndoManager;
    var EditSession = /** @class */ (function () {
      function EditSession(text, mode) {
        this.$breakpoints = [];
        this.$decorations = [];
        this.$frontMarkers = {};
        this.$backMarkers = {};
        this.$markerId = 1;
        this.$undoSelect = true;
        this.$foldData = [];
        this.id = 'session' + ++EditSession.$uid;
        this.$foldData.toString = function () {
          return this.join('\n');
        };
        this.bgTokenizer = new BackgroundTokenizer(new TextMode().getTokenizer(), this);
        var _self = this;
        this.bgTokenizer.on('update', function (e) {
          _self._signal('tokenizerUpdate', e);
        });
        this.on('changeFold', this.onChangeFold.bind(this));
        this.$onChange = this.onChange.bind(this);
        if (typeof text != 'object' || !text.getLine) text = new Document(text);
        this.setDocument(text);
        this.selection = new Selection(this);
        this.$bidiHandler = new BidiHandler(this);
        config.resetOptions(this);
        this.setMode(mode);
        config._signal('session', this);
        this.destroyed = false;
      }
      EditSession.prototype.setDocument = function (doc) {
        if (this.doc) this.doc.off('change', this.$onChange);
        this.doc = doc;
        doc.on('change', this.$onChange, true);
        this.bgTokenizer.setDocument(this.getDocument());
        this.resetCaches();
      };
      EditSession.prototype.getDocument = function () {
        return this.doc;
      };
      EditSession.prototype.$resetRowCache = function (docRow) {
        if (!docRow) {
          this.$docRowCache = [];
          this.$screenRowCache = [];
          return;
        }
        var l = this.$docRowCache.length;
        var i = this.$getRowCacheIndex(this.$docRowCache, docRow) + 1;
        if (l > i) {
          this.$docRowCache.splice(i, l);
          this.$screenRowCache.splice(i, l);
        }
      };
      EditSession.prototype.$getRowCacheIndex = function (cacheArray, val) {
        var low = 0;
        var hi = cacheArray.length - 1;
        while (low <= hi) {
          var mid = (low + hi) >> 1;
          var c = cacheArray[mid];
          if (val > c) low = mid + 1;
          else if (val < c) hi = mid - 1;
          else return mid;
        }
        return low - 1;
      };
      EditSession.prototype.resetCaches = function () {
        this.$modified = true;
        this.$wrapData = [];
        this.$rowLengthCache = [];
        this.$resetRowCache(0);
        if (!this.destroyed) this.bgTokenizer.start(0);
      };
      EditSession.prototype.onChangeFold = function (e) {
        var fold = e.data;
        this.$resetRowCache(fold.start.row);
      };
      EditSession.prototype.onChange = function (delta) {
        this.$modified = true;
        this.$bidiHandler.onChange(delta);
        this.$resetRowCache(delta.start.row);
        var removedFolds = this.$updateInternalDataOnChange(delta);
        if (!this.$fromUndo && this.$undoManager) {
          if (removedFolds && removedFolds.length) {
            this.$undoManager.add(
              {
                action: 'removeFolds',
                folds: removedFolds
              },
              this.mergeUndoDeltas
            );
            this.mergeUndoDeltas = true;
          }
          this.$undoManager.add(delta, this.mergeUndoDeltas);
          this.mergeUndoDeltas = true;
          this.$informUndoManager.schedule();
        }
        this.bgTokenizer.$updateOnChange(delta);
        this._signal('change', delta);
      };
      EditSession.prototype.setValue = function (text) {
        this.doc.setValue(text);
        this.selection.moveTo(0, 0);
        this.$resetRowCache(0);
        this.setUndoManager(this.$undoManager);
        this.getUndoManager().reset();
      };
      EditSession.fromJSON = function (session) {
        session = JSON.parse(session);
        var undoManager = new UndoManager();
        undoManager.$undoStack = session.history.undo;
        undoManager.$redoStack = session.history.redo;
        undoManager.mark = session.history.mark;
        undoManager.$rev = session.history.rev;
        var editSession = new EditSession(session.value);
        session.folds.forEach(function (fold) {
          editSession.addFold('...', Range.fromPoints(fold.start, fold.end));
        });
        editSession.setAnnotations(session.annotations);
        editSession.setBreakpoints(session.breakpoints);
        editSession.setMode(session.mode);
        editSession.setScrollLeft(session.scrollLeft);
        editSession.setScrollTop(session.scrollTop);
        editSession.setUndoManager(undoManager);
        editSession.selection.fromJSON(session.selection);
        return editSession;
      };
      EditSession.prototype.toJSON = function () {
        return {
          annotations: this.$annotations,
          breakpoints: this.$breakpoints,
          folds: this.getAllFolds().map(function (fold) {
            return fold.range;
          }),
          history: this.getUndoManager(),
          mode: this.$mode.$id,
          scrollLeft: this.$scrollLeft,
          scrollTop: this.$scrollTop,
          selection: this.selection.toJSON(),
          value: this.doc.getValue()
        };
      };
      EditSession.prototype.toString = function () {
        return this.doc.getValue();
      };
      EditSession.prototype.getSelection = function () {
        return this.selection;
      };
      EditSession.prototype.getState = function (row) {
        return this.bgTokenizer.getState(row);
      };
      EditSession.prototype.getTokens = function (row) {
        return this.bgTokenizer.getTokens(row);
      };
      EditSession.prototype.getTokenAt = function (row, column) {
        var tokens = this.bgTokenizer.getTokens(row);
        var token,
          c = 0;
        if (column == null) {
          var i = tokens.length - 1;
          c = this.getLine(row).length;
        } else {
          for (var i = 0; i < tokens.length; i++) {
            c += tokens[i].value.length;
            if (c >= column) break;
          }
        }
        token = tokens[i];
        if (!token) return null;
        token.index = i;
        token.start = c - token.value.length;
        return token;
      };
      EditSession.prototype.setUndoManager = function (undoManager) {
        this.$undoManager = undoManager;
        if (this.$informUndoManager) this.$informUndoManager.cancel();
        if (undoManager) {
          var self = this;
          undoManager.addSession(this);
          this.$syncInformUndoManager = function () {
            self.$informUndoManager.cancel();
            self.mergeUndoDeltas = false;
          };
          this.$informUndoManager = lang.delayedCall(this.$syncInformUndoManager);
        } else {
          this.$syncInformUndoManager = function () {};
        }
      };
      EditSession.prototype.markUndoGroup = function () {
        if (this.$syncInformUndoManager) this.$syncInformUndoManager();
      };
      EditSession.prototype.getUndoManager = function () {
        return this.$undoManager || this.$defaultUndoManager;
      };
      EditSession.prototype.getTabString = function () {
        if (this.getUseSoftTabs()) {
          return lang.stringRepeat(' ', this.getTabSize());
        } else {
          return '\t';
        }
      };
      EditSession.prototype.setUseSoftTabs = function (val) {
        this.setOption('useSoftTabs', val);
      };
      EditSession.prototype.getUseSoftTabs = function () {
        return this.$useSoftTabs && !this.$mode.$indentWithTabs;
      };
      EditSession.prototype.setTabSize = function (tabSize) {
        this.setOption('tabSize', tabSize);
      };
      EditSession.prototype.getTabSize = function () {
        return this.$tabSize;
      };
      EditSession.prototype.isTabStop = function (position) {
        return this.$useSoftTabs && position.column % this.$tabSize === 0;
      };
      EditSession.prototype.setNavigateWithinSoftTabs = function (navigateWithinSoftTabs) {
        this.setOption('navigateWithinSoftTabs', navigateWithinSoftTabs);
      };
      EditSession.prototype.getNavigateWithinSoftTabs = function () {
        return this.$navigateWithinSoftTabs;
      };
      EditSession.prototype.setOverwrite = function (overwrite) {
        this.setOption('overwrite', overwrite);
      };
      EditSession.prototype.getOverwrite = function () {
        return this.$overwrite;
      };
      EditSession.prototype.toggleOverwrite = function () {
        this.setOverwrite(!this.$overwrite);
      };
      EditSession.prototype.addGutterDecoration = function (row, className) {
        if (!this.$decorations[row]) this.$decorations[row] = '';
        this.$decorations[row] += ' ' + className;
        this._signal('changeBreakpoint', {});
      };
      EditSession.prototype.removeGutterDecoration = function (row, className) {
        this.$decorations[row] = (this.$decorations[row] || '').replace(' ' + className, '');
        this._signal('changeBreakpoint', {});
      };
      EditSession.prototype.getBreakpoints = function () {
        return this.$breakpoints;
      };
      EditSession.prototype.setBreakpoints = function (rows) {
        this.$breakpoints = [];
        for (var i = 0; i < rows.length; i++) {
          this.$breakpoints[rows[i]] = 'ace_breakpoint';
        }
        this._signal('changeBreakpoint', {});
      };
      EditSession.prototype.clearBreakpoints = function () {
        this.$breakpoints = [];
        this._signal('changeBreakpoint', {});
      };
      EditSession.prototype.setBreakpoint = function (row, className) {
        if (className === undefined) className = 'ace_breakpoint';
        if (className) this.$breakpoints[row] = className;
        else delete this.$breakpoints[row];
        this._signal('changeBreakpoint', {});
      };
      EditSession.prototype.clearBreakpoint = function (row) {
        delete this.$breakpoints[row];
        this._signal('changeBreakpoint', {});
      };
      EditSession.prototype.addMarker = function (range, clazz, type, inFront) {
        var id = this.$markerId++;
        var marker = {
          range: range,
          type: type || 'line',
          renderer: typeof type == 'function' ? type : null,
          clazz: clazz,
          inFront: !!inFront,
          id: id
        };
        if (inFront) {
          this.$frontMarkers[id] = marker;
          this._signal('changeFrontMarker');
        } else {
          this.$backMarkers[id] = marker;
          this._signal('changeBackMarker');
        }
        return id;
      };
      EditSession.prototype.addDynamicMarker = function (marker, inFront) {
        if (!marker.update) return;
        var id = this.$markerId++;
        marker.id = id;
        marker.inFront = !!inFront;
        if (inFront) {
          this.$frontMarkers[id] = marker;
          this._signal('changeFrontMarker');
        } else {
          this.$backMarkers[id] = marker;
          this._signal('changeBackMarker');
        }
        return marker;
      };
      EditSession.prototype.removeMarker = function (markerId) {
        var marker = this.$frontMarkers[markerId] || this.$backMarkers[markerId];
        if (!marker) return;
        var markers = marker.inFront ? this.$frontMarkers : this.$backMarkers;
        delete markers[markerId];
        this._signal(marker.inFront ? 'changeFrontMarker' : 'changeBackMarker');
      };
      EditSession.prototype.getMarkers = function (inFront) {
        return inFront ? this.$frontMarkers : this.$backMarkers;
      };
      EditSession.prototype.highlight = function (re) {
        if (!this.$searchHighlight) {
          var highlight = new SearchHighlight(null, 'ace_selected-word', 'text');
          this.$searchHighlight = this.addDynamicMarker(highlight);
        }
        this.$searchHighlight.setRegexp(re);
      };
      EditSession.prototype.highlightLines = function (startRow, endRow, clazz, inFront) {
        if (typeof endRow != 'number') {
          clazz = endRow;
          endRow = startRow;
        }
        if (!clazz) clazz = 'ace_step';
        var range = new Range(startRow, 0, endRow, Infinity);
        range.id = this.addMarker(range, clazz, 'fullLine', inFront);
        return range;
      };
      EditSession.prototype.setAnnotations = function (annotations) {
        this.$annotations = annotations;
        this._signal('changeAnnotation', {});
      };
      EditSession.prototype.getAnnotations = function () {
        return this.$annotations || [];
      };
      EditSession.prototype.clearAnnotations = function () {
        this.setAnnotations([]);
      };
      EditSession.prototype.$detectNewLine = function (text) {
        var match = text.match(/^.*?(\r?\n)/m);
        if (match) {
          this.$autoNewLine = match[1];
        } else {
          this.$autoNewLine = '\n';
        }
      };
      EditSession.prototype.getWordRange = function (row, column) {
        var line = this.getLine(row);
        var inToken = false;
        if (column > 0) inToken = !!line.charAt(column - 1).match(this.tokenRe);
        if (!inToken) inToken = !!line.charAt(column).match(this.tokenRe);
        if (inToken) var re = this.tokenRe;
        else if (/^\s+$/.test(line.slice(column - 1, column + 1))) var re = /\s/;
        else var re = this.nonTokenRe;
        var start = column;
        if (start > 0) {
          do {
            start--;
          } while (start >= 0 && line.charAt(start).match(re));
          start++;
        }
        var end = column;
        while (end < line.length && line.charAt(end).match(re)) {
          end++;
        }
        return new Range(row, start, row, end);
      };
      EditSession.prototype.getAWordRange = function (row, column) {
        var wordRange = this.getWordRange(row, column);
        var line = this.getLine(wordRange.end.row);
        while (line.charAt(wordRange.end.column).match(/[ \t]/)) {
          wordRange.end.column += 1;
        }
        return wordRange;
      };
      EditSession.prototype.setNewLineMode = function (newLineMode) {
        this.doc.setNewLineMode(newLineMode);
      };
      EditSession.prototype.getNewLineMode = function () {
        return this.doc.getNewLineMode();
      };
      EditSession.prototype.setUseWorker = function (useWorker) {
        this.setOption('useWorker', useWorker);
      };
      EditSession.prototype.getUseWorker = function () {
        return this.$useWorker;
      };
      EditSession.prototype.onReloadTokenizer = function (e) {
        var rows = e.data;
        this.bgTokenizer.start(rows.first);
        this._signal('tokenizerUpdate', e);
      };
      EditSession.prototype.setMode = function (mode, cb) {
        if (mode && typeof mode === 'object') {
          if (mode.getTokenizer) return this.$onChangeMode(mode);
          var options = mode;
          var path = options.path;
        } else {
          path = mode || 'ace/mode/text';
        }
        if (!this.$modes['ace/mode/text']) this.$modes['ace/mode/text'] = new TextMode();
        if (this.$modes[path] && !options) {
          this.$onChangeMode(this.$modes[path]);
          cb && cb();
          return;
        }
        this.$modeId = path;
        config.loadModule(
          ['mode', path],
          function (m) {
            if (this.$modeId !== path) return cb && cb();
            if (this.$modes[path] && !options) {
              this.$onChangeMode(this.$modes[path]);
            } else if (m && m.Mode) {
              m = new m.Mode(options);
              if (!options) {
                this.$modes[path] = m;
                m.$id = path;
              }
              this.$onChangeMode(m);
            }
            cb && cb();
          }.bind(this)
        );
        if (!this.$mode) this.$onChangeMode(this.$modes['ace/mode/text'], true);
      };
      EditSession.prototype.$onChangeMode = function (mode, $isPlaceholder) {
        if (!$isPlaceholder) this.$modeId = mode.$id;
        if (this.$mode === mode) return;
        var oldMode = this.$mode;
        this.$mode = mode;
        this.$stopWorker();
        if (this.$useWorker) this.$startWorker();
        var tokenizer = mode.getTokenizer();
        if (tokenizer.on !== undefined) {
          var onReloadTokenizer = this.onReloadTokenizer.bind(this);
          tokenizer.on('update', onReloadTokenizer);
        }
        this.bgTokenizer.setTokenizer(tokenizer);
        this.bgTokenizer.setDocument(this.getDocument());
        this.tokenRe = mode.tokenRe;
        this.nonTokenRe = mode.nonTokenRe;
        if (!$isPlaceholder) {
          if (mode.attachToSession) mode.attachToSession(this);
          this.$options.wrapMethod.set.call(this, this.$wrapMethod);
          this.$setFolding(mode.foldingRules);
          this.bgTokenizer.start(0);
          this._emit('changeMode', { oldMode: oldMode, mode: mode });
        }
      };
      EditSession.prototype.$stopWorker = function () {
        if (this.$worker) {
          this.$worker.terminate();
          this.$worker = null;
        }
      };
      EditSession.prototype.$startWorker = function () {
        try {
          this.$worker = this.$mode.createWorker(this);
        } catch (e) {
          config.warn('Could not load worker', e);
          this.$worker = null;
        }
      };
      EditSession.prototype.getMode = function () {
        return this.$mode;
      };
      EditSession.prototype.setScrollTop = function (scrollTop) {
        if (this.$scrollTop === scrollTop || isNaN(scrollTop)) return;
        this.$scrollTop = scrollTop;
        this._signal('changeScrollTop', scrollTop);
      };
      EditSession.prototype.getScrollTop = function () {
        return this.$scrollTop;
      };
      EditSession.prototype.setScrollLeft = function (scrollLeft) {
        if (this.$scrollLeft === scrollLeft || isNaN(scrollLeft)) return;
        this.$scrollLeft = scrollLeft;
        this._signal('changeScrollLeft', scrollLeft);
      };
      EditSession.prototype.getScrollLeft = function () {
        return this.$scrollLeft;
      };
      EditSession.prototype.getScreenWidth = function () {
        this.$computeWidth();
        if (this.lineWidgets) return Math.max(this.getLineWidgetMaxWidth(), this.screenWidth);
        return this.screenWidth;
      };
      EditSession.prototype.getLineWidgetMaxWidth = function () {
        if (this.lineWidgetsWidth != null) return this.lineWidgetsWidth;
        var width = 0;
        this.lineWidgets.forEach(function (w) {
          if (w && w.screenWidth > width) width = w.screenWidth;
        });
        return (this.lineWidgetWidth = width);
      };
      EditSession.prototype.$computeWidth = function (force) {
        if (this.$modified || force) {
          this.$modified = false;
          if (this.$useWrapMode) return (this.screenWidth = this.$wrapLimit);
          var lines = this.doc.getAllLines();
          var cache = this.$rowLengthCache;
          var longestScreenLine = 0;
          var foldIndex = 0;
          var foldLine = this.$foldData[foldIndex];
          var foldStart = foldLine ? foldLine.start.row : Infinity;
          var len = lines.length;
          for (var i = 0; i < len; i++) {
            if (i > foldStart) {
              i = foldLine.end.row + 1;
              if (i >= len) break;
              foldLine = this.$foldData[foldIndex++];
              foldStart = foldLine ? foldLine.start.row : Infinity;
            }
            if (cache[i] == null) cache[i] = this.$getStringScreenWidth(lines[i])[0];
            if (cache[i] > longestScreenLine) longestScreenLine = cache[i];
          }
          this.screenWidth = longestScreenLine;
        }
      };
      EditSession.prototype.getLine = function (row) {
        return this.doc.getLine(row);
      };
      EditSession.prototype.getLines = function (firstRow, lastRow) {
        return this.doc.getLines(firstRow, lastRow);
      };
      EditSession.prototype.getLength = function () {
        return this.doc.getLength();
      };
      EditSession.prototype.getTextRange = function (range) {
        return this.doc.getTextRange(range || this.selection.getRange());
      };
      EditSession.prototype.insert = function (position, text) {
        return this.doc.insert(position, text);
      };
      EditSession.prototype.remove = function (range) {
        return this.doc.remove(range);
      };
      EditSession.prototype.removeFullLines = function (firstRow, lastRow) {
        return this.doc.removeFullLines(firstRow, lastRow);
      };
      EditSession.prototype.undoChanges = function (deltas, dontSelect) {
        if (!deltas.length) return;
        this.$fromUndo = true;
        for (var i = deltas.length - 1; i != -1; i--) {
          var delta = deltas[i];
          if (delta.action == 'insert' || delta.action == 'remove') {
            this.doc.revertDelta(delta);
          } else if (delta.folds) {
            this.addFolds(delta.folds);
          }
        }
        if (!dontSelect && this.$undoSelect) {
          if (deltas.selectionBefore) this.selection.fromJSON(deltas.selectionBefore);
          else this.selection.setRange(this.$getUndoSelection(deltas, true));
        }
        this.$fromUndo = false;
      };
      EditSession.prototype.redoChanges = function (deltas, dontSelect) {
        if (!deltas.length) return;
        this.$fromUndo = true;
        for (var i = 0; i < deltas.length; i++) {
          var delta = deltas[i];
          if (delta.action == 'insert' || delta.action == 'remove') {
            this.doc.$safeApplyDelta(delta);
          }
        }
        if (!dontSelect && this.$undoSelect) {
          if (deltas.selectionAfter) this.selection.fromJSON(deltas.selectionAfter);
          else this.selection.setRange(this.$getUndoSelection(deltas, false));
        }
        this.$fromUndo = false;
      };
      EditSession.prototype.setUndoSelect = function (enable) {
        this.$undoSelect = enable;
      };
      EditSession.prototype.$getUndoSelection = function (deltas, isUndo) {
        function isInsert(delta) {
          return isUndo ? delta.action !== 'insert' : delta.action === 'insert';
        }
        var range, point;
        for (var i = 0; i < deltas.length; i++) {
          var delta = deltas[i];
          if (!delta.start) continue; // skip folds
          if (!range) {
            if (isInsert(delta)) {
              range = Range.fromPoints(delta.start, delta.end);
            } else {
              range = Range.fromPoints(delta.start, delta.start);
            }
            continue;
          }
          if (isInsert(delta)) {
            point = delta.start;
            if (range.compare(point.row, point.column) == -1) {
              range.setStart(point);
            }
            point = delta.end;
            if (range.compare(point.row, point.column) == 1) {
              range.setEnd(point);
            }
          } else {
            point = delta.start;
            if (range.compare(point.row, point.column) == -1) {
              range = Range.fromPoints(delta.start, delta.start);
            }
          }
        }
        return range;
      };
      EditSession.prototype.replace = function (range, text) {
        return this.doc.replace(range, text);
      };
      EditSession.prototype.moveText = function (fromRange, toPosition, copy) {
        var text = this.getTextRange(fromRange);
        var folds = this.getFoldsInRange(fromRange);
        var toRange = Range.fromPoints(toPosition, toPosition);
        if (!copy) {
          this.remove(fromRange);
          var rowDiff = fromRange.start.row - fromRange.end.row;
          var collDiff = rowDiff
            ? -fromRange.end.column
            : fromRange.start.column - fromRange.end.column;
          if (collDiff) {
            if (
              toRange.start.row == fromRange.end.row &&
              toRange.start.column > fromRange.end.column
            )
              toRange.start.column += collDiff;
            if (toRange.end.row == fromRange.end.row && toRange.end.column > fromRange.end.column)
              toRange.end.column += collDiff;
          }
          if (rowDiff && toRange.start.row >= fromRange.end.row) {
            toRange.start.row += rowDiff;
            toRange.end.row += rowDiff;
          }
        }
        toRange.end = this.insert(toRange.start, text);
        if (folds.length) {
          var oldStart = fromRange.start;
          var newStart = toRange.start;
          var rowDiff = newStart.row - oldStart.row;
          var collDiff = newStart.column - oldStart.column;
          this.addFolds(
            folds.map(function (x) {
              x = x.clone();
              if (x.start.row == oldStart.row) x.start.column += collDiff;
              if (x.end.row == oldStart.row) x.end.column += collDiff;
              x.start.row += rowDiff;
              x.end.row += rowDiff;
              return x;
            })
          );
        }
        return toRange;
      };
      EditSession.prototype.indentRows = function (startRow, endRow, indentString) {
        indentString = indentString.replace(/\t/g, this.getTabString());
        for (var row = startRow; row <= endRow; row++)
          this.doc.insertInLine({ row: row, column: 0 }, indentString);
      };
      EditSession.prototype.outdentRows = function (range) {
        var rowRange = range.collapseRows();
        var deleteRange = new Range(0, 0, 0, 0);
        var size = this.getTabSize();
        for (var i = rowRange.start.row; i <= rowRange.end.row; ++i) {
          var line = this.getLine(i);
          deleteRange.start.row = i;
          deleteRange.end.row = i;
          for (var j = 0; j < size; ++j) if (line.charAt(j) != ' ') break;
          if (j < size && line.charAt(j) == '\t') {
            deleteRange.start.column = j;
            deleteRange.end.column = j + 1;
          } else {
            deleteRange.start.column = 0;
            deleteRange.end.column = j;
          }
          this.remove(deleteRange);
        }
      };
      EditSession.prototype.$moveLines = function (firstRow, lastRow, dir) {
        firstRow = this.getRowFoldStart(firstRow);
        lastRow = this.getRowFoldEnd(lastRow);
        if (dir < 0) {
          var row = this.getRowFoldStart(firstRow + dir);
          if (row < 0) return 0;
          var diff = row - firstRow;
        } else if (dir > 0) {
          var row = this.getRowFoldEnd(lastRow + dir);
          if (row > this.doc.getLength() - 1) return 0;
          var diff = row - lastRow;
        } else {
          firstRow = this.$clipRowToDocument(firstRow);
          lastRow = this.$clipRowToDocument(lastRow);
          var diff = lastRow - firstRow + 1;
        }
        var range = new Range(firstRow, 0, lastRow, Number.MAX_VALUE);
        var folds = this.getFoldsInRange(range).map(function (x) {
          x = x.clone();
          x.start.row += diff;
          x.end.row += diff;
          return x;
        });
        var lines =
          dir == 0
            ? this.doc.getLines(firstRow, lastRow)
            : this.doc.removeFullLines(firstRow, lastRow);
        this.doc.insertFullLines(firstRow + diff, lines);
        folds.length && this.addFolds(folds);
        return diff;
      };
      EditSession.prototype.moveLinesUp = function (firstRow, lastRow) {
        return this.$moveLines(firstRow, lastRow, -1);
      };
      EditSession.prototype.moveLinesDown = function (firstRow, lastRow) {
        return this.$moveLines(firstRow, lastRow, 1);
      };
      EditSession.prototype.duplicateLines = function (firstRow, lastRow) {
        return this.$moveLines(firstRow, lastRow, 0);
      };
      EditSession.prototype.$clipRowToDocument = function (row) {
        return Math.max(0, Math.min(row, this.doc.getLength() - 1));
      };
      EditSession.prototype.$clipColumnToRow = function (row, column) {
        if (column < 0) return 0;
        return Math.min(this.doc.getLine(row).length, column);
      };
      EditSession.prototype.$clipPositionToDocument = function (row, column) {
        column = Math.max(0, column);
        if (row < 0) {
          row = 0;
          column = 0;
        } else {
          var len = this.doc.getLength();
          if (row >= len) {
            row = len - 1;
            column = this.doc.getLine(len - 1).length;
          } else {
            column = Math.min(this.doc.getLine(row).length, column);
          }
        }
        return {
          row: row,
          column: column
        };
      };
      EditSession.prototype.$clipRangeToDocument = function (range) {
        if (range.start.row < 0) {
          range.start.row = 0;
          range.start.column = 0;
        } else {
          range.start.column = this.$clipColumnToRow(range.start.row, range.start.column);
        }
        var len = this.doc.getLength() - 1;
        if (range.end.row > len) {
          range.end.row = len;
          range.end.column = this.doc.getLine(len).length;
        } else {
          range.end.column = this.$clipColumnToRow(range.end.row, range.end.column);
        }
        return range;
      };
      EditSession.prototype.setUseWrapMode = function (useWrapMode) {
        if (useWrapMode != this.$useWrapMode) {
          this.$useWrapMode = useWrapMode;
          this.$modified = true;
          this.$resetRowCache(0);
          if (useWrapMode) {
            var len = this.getLength();
            this.$wrapData = Array(len);
            this.$updateWrapData(0, len - 1);
          }
          this._signal('changeWrapMode');
        }
      };
      EditSession.prototype.getUseWrapMode = function () {
        return this.$useWrapMode;
      };
      EditSession.prototype.setWrapLimitRange = function (min, max) {
        if (this.$wrapLimitRange.min !== min || this.$wrapLimitRange.max !== max) {
          this.$wrapLimitRange = { min: min, max: max };
          this.$modified = true;
          this.$bidiHandler.markAsDirty();
          if (this.$useWrapMode) this._signal('changeWrapMode');
        }
      };
      EditSession.prototype.adjustWrapLimit = function (desiredLimit, $printMargin) {
        var limits = this.$wrapLimitRange;
        if (limits.max < 0) limits = { min: $printMargin, max: $printMargin };
        var wrapLimit = this.$constrainWrapLimit(desiredLimit, limits.min, limits.max);
        if (wrapLimit != this.$wrapLimit && wrapLimit > 1) {
          this.$wrapLimit = wrapLimit;
          this.$modified = true;
          if (this.$useWrapMode) {
            this.$updateWrapData(0, this.getLength() - 1);
            this.$resetRowCache(0);
            this._signal('changeWrapLimit');
          }
          return true;
        }
        return false;
      };
      EditSession.prototype.$constrainWrapLimit = function (wrapLimit, min, max) {
        if (min) wrapLimit = Math.max(min, wrapLimit);
        if (max) wrapLimit = Math.min(max, wrapLimit);
        return wrapLimit;
      };
      EditSession.prototype.getWrapLimit = function () {
        return this.$wrapLimit;
      };
      EditSession.prototype.setWrapLimit = function (limit) {
        this.setWrapLimitRange(limit, limit);
      };
      EditSession.prototype.getWrapLimitRange = function () {
        return {
          min: this.$wrapLimitRange.min,
          max: this.$wrapLimitRange.max
        };
      };
      EditSession.prototype.$updateInternalDataOnChange = function (delta) {
        var useWrapMode = this.$useWrapMode;
        var action = delta.action;
        var start = delta.start;
        var end = delta.end;
        var firstRow = start.row;
        var lastRow = end.row;
        var len = lastRow - firstRow;
        var removedFolds = null;
        this.$updating = true;
        if (len != 0) {
          if (action === 'remove') {
            this[useWrapMode ? '$wrapData' : '$rowLengthCache'].splice(firstRow, len);
            var foldLines = this.$foldData;
            removedFolds = this.getFoldsInRange(delta);
            this.removeFolds(removedFolds);
            var foldLine = this.getFoldLine(end.row);
            var idx = 0;
            if (foldLine) {
              foldLine.addRemoveChars(end.row, end.column, start.column - end.column);
              foldLine.shiftRow(-len);
              var foldLineBefore = this.getFoldLine(firstRow);
              if (foldLineBefore && foldLineBefore !== foldLine) {
                foldLineBefore.merge(foldLine);
                foldLine = foldLineBefore;
              }
              idx = foldLines.indexOf(foldLine) + 1;
            }
            for (idx; idx < foldLines.length; idx++) {
              var foldLine = foldLines[idx];
              if (foldLine.start.row >= end.row) {
                foldLine.shiftRow(-len);
              }
            }
            lastRow = firstRow;
          } else {
            var args = Array(len);
            args.unshift(firstRow, 0);
            var arr = useWrapMode ? this.$wrapData : this.$rowLengthCache;
            arr.splice.apply(arr, args);
            var foldLines = this.$foldData;
            var foldLine = this.getFoldLine(firstRow);
            var idx = 0;
            if (foldLine) {
              var cmp = foldLine.range.compareInside(start.row, start.column);
              if (cmp == 0) {
                foldLine = foldLine.split(start.row, start.column);
                if (foldLine) {
                  foldLine.shiftRow(len);
                  foldLine.addRemoveChars(lastRow, 0, end.column - start.column);
                }
              } else if (cmp == -1) {
                foldLine.addRemoveChars(firstRow, 0, end.column - start.column);
                foldLine.shiftRow(len);
              }
              idx = foldLines.indexOf(foldLine) + 1;
            }
            for (idx; idx < foldLines.length; idx++) {
              var foldLine = foldLines[idx];
              if (foldLine.start.row >= firstRow) {
                foldLine.shiftRow(len);
              }
            }
          }
        } else {
          len = Math.abs(delta.start.column - delta.end.column);
          if (action === 'remove') {
            removedFolds = this.getFoldsInRange(delta);
            this.removeFolds(removedFolds);
            len = -len;
          }
          var foldLine = this.getFoldLine(firstRow);
          if (foldLine) {
            foldLine.addRemoveChars(firstRow, start.column, len);
          }
        }
        if (useWrapMode && this.$wrapData.length != this.doc.getLength()) {
          console.error('doc.getLength() and $wrapData.length have to be the same!');
        }
        this.$updating = false;
        if (useWrapMode) this.$updateWrapData(firstRow, lastRow);
        else this.$updateRowLengthCache(firstRow, lastRow);
        return removedFolds;
      };
      EditSession.prototype.$updateRowLengthCache = function (firstRow, lastRow, b) {
        this.$rowLengthCache[firstRow] = null;
        this.$rowLengthCache[lastRow] = null;
      };
      EditSession.prototype.$updateWrapData = function (firstRow, lastRow) {
        var lines = this.doc.getAllLines();
        var tabSize = this.getTabSize();
        var wrapData = this.$wrapData;
        var wrapLimit = this.$wrapLimit;
        var tokens;
        var foldLine;
        var row = firstRow;
        lastRow = Math.min(lastRow, lines.length - 1);
        while (row <= lastRow) {
          foldLine = this.getFoldLine(row, foldLine);
          if (!foldLine) {
            tokens = this.$getDisplayTokens(lines[row]);
            wrapData[row] = this.$computeWrapSplits(tokens, wrapLimit, tabSize);
            row++;
          } else {
            tokens = [];
            foldLine.walk(
              function (placeholder, row, column, lastColumn) {
                var walkTokens;
                if (placeholder != null) {
                  walkTokens = this.$getDisplayTokens(placeholder, tokens.length);
                  walkTokens[0] = PLACEHOLDER_START;
                  for (var i = 1; i < walkTokens.length; i++) {
                    walkTokens[i] = PLACEHOLDER_BODY;
                  }
                } else {
                  walkTokens = this.$getDisplayTokens(
                    lines[row].substring(lastColumn, column),
                    tokens.length
                  );
                }
                tokens = tokens.concat(walkTokens);
              }.bind(this),
              foldLine.end.row,
              lines[foldLine.end.row].length + 1
            );
            wrapData[foldLine.start.row] = this.$computeWrapSplits(tokens, wrapLimit, tabSize);
            row = foldLine.end.row + 1;
          }
        }
      };
      EditSession.prototype.$computeWrapSplits = function (tokens, wrapLimit, tabSize) {
        if (tokens.length == 0) {
          return [];
        }
        var splits = [];
        var displayLength = tokens.length;
        var lastSplit = 0,
          lastDocSplit = 0;
        var isCode = this.$wrapAsCode;
        var indentedSoftWrap = this.$indentedSoftWrap;
        var maxIndent =
          wrapLimit <= Math.max(2 * tabSize, 8) || indentedSoftWrap === false
            ? 0
            : Math.floor(wrapLimit / 2);
        function getWrapIndent() {
          var indentation = 0;
          if (maxIndent === 0) return indentation;
          if (indentedSoftWrap) {
            for (var i = 0; i < tokens.length; i++) {
              var token = tokens[i];
              if (token == SPACE) indentation += 1;
              else if (token == TAB) indentation += tabSize;
              else if (token == TAB_SPACE) continue;
              else break;
            }
          }
          if (isCode && indentedSoftWrap !== false) indentation += tabSize;
          return Math.min(indentation, maxIndent);
        }
        function addSplit(screenPos) {
          var len = screenPos - lastSplit;
          for (var i = lastSplit; i < screenPos; i++) {
            var ch = tokens[i];
            if (ch === 12 || ch === 2) len -= 1;
          }
          if (!splits.length) {
            indent = getWrapIndent();
            splits.indent = indent;
          }
          lastDocSplit += len;
          splits.push(lastDocSplit);
          lastSplit = screenPos;
        }
        var indent = 0;
        while (displayLength - lastSplit > wrapLimit - indent) {
          var split = lastSplit + wrapLimit - indent;
          if (tokens[split - 1] >= SPACE && tokens[split] >= SPACE) {
            addSplit(split);
            continue;
          }
          if (tokens[split] == PLACEHOLDER_START || tokens[split] == PLACEHOLDER_BODY) {
            for (split; split != lastSplit - 1; split--) {
              if (tokens[split] == PLACEHOLDER_START) {
                break;
              }
            }
            if (split > lastSplit) {
              addSplit(split);
              continue;
            }
            split = lastSplit + wrapLimit;
            for (split; split < tokens.length; split++) {
              if (tokens[split] != PLACEHOLDER_BODY) {
                break;
              }
            }
            if (split == tokens.length) {
              break; // Breaks the while-loop.
            }
            addSplit(split);
            continue;
          }
          var minSplit = Math.max(split - (wrapLimit - (wrapLimit >> 2)), lastSplit - 1);
          while (split > minSplit && tokens[split] < PLACEHOLDER_START) {
            split--;
          }
          if (isCode) {
            while (split > minSplit && tokens[split] < PLACEHOLDER_START) {
              split--;
            }
            while (split > minSplit && tokens[split] == PUNCTUATION) {
              split--;
            }
          } else {
            while (split > minSplit && tokens[split] < SPACE) {
              split--;
            }
          }
          if (split > minSplit) {
            addSplit(++split);
            continue;
          }
          split = lastSplit + wrapLimit;
          if (tokens[split] == CHAR_EXT) split--;
          addSplit(split - indent);
        }
        return splits;
      };
      EditSession.prototype.$getDisplayTokens = function (str, offset) {
        var arr = [];
        var tabSize;
        offset = offset || 0;
        for (var i = 0; i < str.length; i++) {
          var c = str.charCodeAt(i);
          if (c == 9) {
            tabSize = this.getScreenTabSize(arr.length + offset);
            arr.push(TAB);
            for (var n = 1; n < tabSize; n++) {
              arr.push(TAB_SPACE);
            }
          } else if (c == 32) {
            arr.push(SPACE);
          } else if ((c > 39 && c < 48) || (c > 57 && c < 64)) {
            arr.push(PUNCTUATION);
          } else if (c >= 0x1100 && isFullWidth(c)) {
            arr.push(CHAR, CHAR_EXT);
          } else {
            arr.push(CHAR);
          }
        }
        return arr;
      };
      EditSession.prototype.$getStringScreenWidth = function (str, maxScreenColumn, screenColumn) {
        if (maxScreenColumn == 0) return [0, 0];
        if (maxScreenColumn == null) maxScreenColumn = Infinity;
        screenColumn = screenColumn || 0;
        var c, column;
        for (column = 0; column < str.length; column++) {
          c = str.charCodeAt(column);
          if (c == 9) {
            screenColumn += this.getScreenTabSize(screenColumn);
          } else if (c >= 0x1100 && isFullWidth(c)) {
            screenColumn += 2;
          } else {
            screenColumn += 1;
          }
          if (screenColumn > maxScreenColumn) {
            break;
          }
        }
        return [screenColumn, column];
      };
      EditSession.prototype.getRowLength = function (row) {
        var h = 1;
        if (this.lineWidgets) h += (this.lineWidgets[row] && this.lineWidgets[row].rowCount) || 0;
        if (!this.$useWrapMode || !this.$wrapData[row]) return h;
        else return this.$wrapData[row].length + h;
      };
      EditSession.prototype.getRowLineCount = function (row) {
        if (!this.$useWrapMode || !this.$wrapData[row]) {
          return 1;
        } else {
          return this.$wrapData[row].length + 1;
        }
      };
      EditSession.prototype.getRowWrapIndent = function (screenRow) {
        if (this.$useWrapMode) {
          var pos = this.screenToDocumentPosition(screenRow, Number.MAX_VALUE);
          var splits = this.$wrapData[pos.row];
          return splits.length && splits[0] < pos.column ? splits.indent : 0;
        } else {
          return 0;
        }
      };
      EditSession.prototype.getScreenLastRowColumn = function (screenRow) {
        var pos = this.screenToDocumentPosition(screenRow, Number.MAX_VALUE);
        return this.documentToScreenColumn(pos.row, pos.column);
      };
      EditSession.prototype.getDocumentLastRowColumn = function (docRow, docColumn) {
        var screenRow = this.documentToScreenRow(docRow, docColumn);
        return this.getScreenLastRowColumn(screenRow);
      };
      EditSession.prototype.getDocumentLastRowColumnPosition = function (docRow, docColumn) {
        var screenRow = this.documentToScreenRow(docRow, docColumn);
        return this.screenToDocumentPosition(screenRow, Number.MAX_VALUE / 10);
      };
      EditSession.prototype.getRowSplitData = function (row) {
        if (!this.$useWrapMode) {
          return undefined;
        } else {
          return this.$wrapData[row];
        }
      };
      EditSession.prototype.getScreenTabSize = function (screenColumn) {
        return this.$tabSize - (screenColumn % this.$tabSize | 0);
      };
      EditSession.prototype.screenToDocumentRow = function (screenRow, screenColumn) {
        return this.screenToDocumentPosition(screenRow, screenColumn).row;
      };
      EditSession.prototype.screenToDocumentColumn = function (screenRow, screenColumn) {
        return this.screenToDocumentPosition(screenRow, screenColumn).column;
      };
      EditSession.prototype.screenToDocumentPosition = function (screenRow, screenColumn, offsetX) {
        if (screenRow < 0) return { row: 0, column: 0 };
        var line;
        var docRow = 0;
        var docColumn = 0;
        var column;
        var row = 0;
        var rowLength = 0;
        var rowCache = this.$screenRowCache;
        var i = this.$getRowCacheIndex(rowCache, screenRow);
        var l = rowCache.length;
        if (l && i >= 0) {
          var row = rowCache[i];
          var docRow = this.$docRowCache[i];
          var doCache = screenRow > rowCache[l - 1];
        } else {
          var doCache = !l;
        }
        var maxRow = this.getLength() - 1;
        var foldLine = this.getNextFoldLine(docRow);
        var foldStart = foldLine ? foldLine.start.row : Infinity;
        while (row <= screenRow) {
          rowLength = this.getRowLength(docRow);
          if (row + rowLength > screenRow || docRow >= maxRow) {
            break;
          } else {
            row += rowLength;
            docRow++;
            if (docRow > foldStart) {
              docRow = foldLine.end.row + 1;
              foldLine = this.getNextFoldLine(docRow, foldLine);
              foldStart = foldLine ? foldLine.start.row : Infinity;
            }
          }
          if (doCache) {
            this.$docRowCache.push(docRow);
            this.$screenRowCache.push(row);
          }
        }
        if (foldLine && foldLine.start.row <= docRow) {
          line = this.getFoldDisplayLine(foldLine);
          docRow = foldLine.start.row;
        } else if (row + rowLength <= screenRow || docRow > maxRow) {
          return {
            row: maxRow,
            column: this.getLine(maxRow).length
          };
        } else {
          line = this.getLine(docRow);
          foldLine = null;
        }
        var wrapIndent = 0,
          splitIndex = Math.floor(screenRow - row);
        if (this.$useWrapMode) {
          var splits = this.$wrapData[docRow];
          if (splits) {
            column = splits[splitIndex];
            if (splitIndex > 0 && splits.length) {
              wrapIndent = splits.indent;
              docColumn = splits[splitIndex - 1] || splits[splits.length - 1];
              line = line.substring(docColumn);
            }
          }
        }
        if (
          offsetX !== undefined &&
          this.$bidiHandler.isBidiRow(row + splitIndex, docRow, splitIndex)
        )
          screenColumn = this.$bidiHandler.offsetToCol(offsetX);
        docColumn += this.$getStringScreenWidth(line, screenColumn - wrapIndent)[1];
        if (this.$useWrapMode && docColumn >= column) docColumn = column - 1;
        if (foldLine) return foldLine.idxToPosition(docColumn);
        return { row: docRow, column: docColumn };
      };
      EditSession.prototype.documentToScreenPosition = function (docRow, docColumn) {
        if (typeof docColumn === 'undefined')
          var pos = this.$clipPositionToDocument(docRow.row, docRow.column);
        else pos = this.$clipPositionToDocument(docRow, docColumn);
        docRow = pos.row;
        docColumn = pos.column;
        var screenRow = 0;
        var foldStartRow = null;
        var fold = null;
        fold = this.getFoldAt(docRow, docColumn, 1);
        if (fold) {
          docRow = fold.start.row;
          docColumn = fold.start.column;
        }
        var rowEnd,
          row = 0;
        var rowCache = this.$docRowCache;
        var i = this.$getRowCacheIndex(rowCache, docRow);
        var l = rowCache.length;
        if (l && i >= 0) {
          var row = rowCache[i];
          var screenRow = this.$screenRowCache[i];
          var doCache = docRow > rowCache[l - 1];
        } else {
          var doCache = !l;
        }
        var foldLine = this.getNextFoldLine(row);
        var foldStart = foldLine ? foldLine.start.row : Infinity;
        while (row < docRow) {
          if (row >= foldStart) {
            rowEnd = foldLine.end.row + 1;
            if (rowEnd > docRow) break;
            foldLine = this.getNextFoldLine(rowEnd, foldLine);
            foldStart = foldLine ? foldLine.start.row : Infinity;
          } else {
            rowEnd = row + 1;
          }
          screenRow += this.getRowLength(row);
          row = rowEnd;
          if (doCache) {
            this.$docRowCache.push(row);
            this.$screenRowCache.push(screenRow);
          }
        }
        var textLine = '';
        if (foldLine && row >= foldStart) {
          textLine = this.getFoldDisplayLine(foldLine, docRow, docColumn);
          foldStartRow = foldLine.start.row;
        } else {
          textLine = this.getLine(docRow).substring(0, docColumn);
          foldStartRow = docRow;
        }
        var wrapIndent = 0;
        if (this.$useWrapMode) {
          var wrapRow = this.$wrapData[foldStartRow];
          if (wrapRow) {
            var screenRowOffset = 0;
            while (textLine.length >= wrapRow[screenRowOffset]) {
              screenRow++;
              screenRowOffset++;
            }
            textLine = textLine.substring(wrapRow[screenRowOffset - 1] || 0, textLine.length);
            wrapIndent = screenRowOffset > 0 ? wrapRow.indent : 0;
          }
        }
        if (this.lineWidgets && this.lineWidgets[row] && this.lineWidgets[row].rowsAbove)
          screenRow += this.lineWidgets[row].rowsAbove;
        return {
          row: screenRow,
          column: wrapIndent + this.$getStringScreenWidth(textLine)[0]
        };
      };
      EditSession.prototype.documentToScreenColumn = function (row, docColumn) {
        return this.documentToScreenPosition(row, docColumn).column;
      };
      EditSession.prototype.documentToScreenRow = function (docRow, docColumn) {
        return this.documentToScreenPosition(docRow, docColumn).row;
      };
      EditSession.prototype.getScreenLength = function () {
        var screenRows = 0;
        var fold = null;
        if (!this.$useWrapMode) {
          screenRows = this.getLength();
          var foldData = this.$foldData;
          for (var i = 0; i < foldData.length; i++) {
            fold = foldData[i];
            screenRows -= fold.end.row - fold.start.row;
          }
        } else {
          var lastRow = this.$wrapData.length;
          var row = 0,
            i = 0;
          var fold = this.$foldData[i++];
          var foldStart = fold ? fold.start.row : Infinity;
          while (row < lastRow) {
            var splits = this.$wrapData[row];
            screenRows += splits ? splits.length + 1 : 1;
            row++;
            if (row > foldStart) {
              row = fold.end.row + 1;
              fold = this.$foldData[i++];
              foldStart = fold ? fold.start.row : Infinity;
            }
          }
        }
        if (this.lineWidgets) screenRows += this.$getWidgetScreenLength();
        return screenRows;
      };
      EditSession.prototype.$setFontMetrics = function (fm) {
        if (!this.$enableVarChar) return;
        this.$getStringScreenWidth = function (str, maxScreenColumn, screenColumn) {
          if (maxScreenColumn === 0) return [0, 0];
          if (!maxScreenColumn) maxScreenColumn = Infinity;
          screenColumn = screenColumn || 0;
          var c, column;
          for (column = 0; column < str.length; column++) {
            c = str.charAt(column);
            if (c === '\t') {
              screenColumn += this.getScreenTabSize(screenColumn);
            } else {
              screenColumn += fm.getCharacterWidth(c);
            }
            if (screenColumn > maxScreenColumn) {
              break;
            }
          }
          return [screenColumn, column];
        };
      };
      EditSession.prototype.destroy = function () {
        if (!this.destroyed) {
          this.bgTokenizer.setDocument(null);
          this.bgTokenizer.cleanup();
          this.destroyed = true;
        }
        this.$stopWorker();
        this.removeAllListeners();
        if (this.doc) {
          this.doc.off('change', this.$onChange);
        }
        this.selection.detach();
      };
      return EditSession;
    })();
    EditSession.$uid = 0;
    EditSession.prototype.$modes = config.$modes;
    EditSession.prototype.getValue = EditSession.prototype.toString;
    EditSession.prototype.$defaultUndoManager = {
      undo: function () {},
      redo: function () {},
      hasUndo: function () {},
      hasRedo: function () {},
      reset: function () {},
      add: function () {},
      addSelection: function () {},
      startNewGroup: function () {},
      addSession: function () {}
    };
    EditSession.prototype.$overwrite = false;
    EditSession.prototype.$mode = null;
    EditSession.prototype.$modeId = null;
    EditSession.prototype.$scrollTop = 0;
    EditSession.prototype.$scrollLeft = 0;
    EditSession.prototype.$wrapLimit = 80;
    EditSession.prototype.$useWrapMode = false;
    EditSession.prototype.$wrapLimitRange = {
      min: null,
      max: null
    };
    EditSession.prototype.lineWidgets = null;
    EditSession.prototype.isFullWidth = isFullWidth;
    oop.implement(EditSession.prototype, EventEmitter);
    var CHAR = 1,
      CHAR_EXT = 2,
      PLACEHOLDER_START = 3,
      PLACEHOLDER_BODY = 4,
      PUNCTUATION = 9,
      SPACE = 10,
      TAB = 11,
      TAB_SPACE = 12;
    function isFullWidth(c) {
      if (c < 0x1100) return false;
      return (
        (c >= 0x1100 && c <= 0x115f) ||
        (c >= 0x11a3 && c <= 0x11a7) ||
        (c >= 0x11fa && c <= 0x11ff) ||
        (c >= 0x2329 && c <= 0x232a) ||
        (c >= 0x2e80 && c <= 0x2e99) ||
        (c >= 0x2e9b && c <= 0x2ef3) ||
        (c >= 0x2f00 && c <= 0x2fd5) ||
        (c >= 0x2ff0 && c <= 0x2ffb) ||
        (c >= 0x3000 && c <= 0x303e) ||
        (c >= 0x3041 && c <= 0x3096) ||
        (c >= 0x3099 && c <= 0x30ff) ||
        (c >= 0x3105 && c <= 0x312d) ||
        (c >= 0x3131 && c <= 0x318e) ||
        (c >= 0x3190 && c <= 0x31ba) ||
        (c >= 0x31c0 && c <= 0x31e3) ||
        (c >= 0x31f0 && c <= 0x321e) ||
        (c >= 0x3220 && c <= 0x3247) ||
        (c >= 0x3250 && c <= 0x32fe) ||
        (c >= 0x3300 && c <= 0x4dbf) ||
        (c >= 0x4e00 && c <= 0xa48c) ||
        (c >= 0xa490 && c <= 0xa4c6) ||
        (c >= 0xa960 && c <= 0xa97c) ||
        (c >= 0xac00 && c <= 0xd7a3) ||
        (c >= 0xd7b0 && c <= 0xd7c6) ||
        (c >= 0xd7cb && c <= 0xd7fb) ||
        (c >= 0xf900 && c <= 0xfaff) ||
        (c >= 0xfe10 && c <= 0xfe19) ||
        (c >= 0xfe30 && c <= 0xfe52) ||
        (c >= 0xfe54 && c <= 0xfe66) ||
        (c >= 0xfe68 && c <= 0xfe6b) ||
        (c >= 0xff01 && c <= 0xff60) ||
        (c >= 0xffe0 && c <= 0xffe6)
      );
    }
    require('./edit_session/folding').Folding.call(EditSession.prototype);
    require('./edit_session/bracket_match').BracketMatch.call(EditSession.prototype);
    config.defineOptions(EditSession.prototype, 'session', {
      wrap: {
        set: function (value) {
          if (!value || value == 'off') value = false;
          else if (value == 'free') value = true;
          else if (value == 'printMargin') value = -1;
          else if (typeof value == 'string') value = parseInt(value, 10) || false;
          if (this.$wrap == value) return;
          this.$wrap = value;
          if (!value) {
            this.setUseWrapMode(false);
          } else {
            var col = typeof value == 'number' ? value : null;
            this.setWrapLimitRange(col, col);
            this.setUseWrapMode(true);
          }
        },
        get: function () {
          if (this.getUseWrapMode()) {
            if (this.$wrap == -1) return 'printMargin';
            if (!this.getWrapLimitRange().min) return 'free';
            return this.$wrap;
          }
          return 'off';
        },
        handlesSet: true
      },
      wrapMethod: {
        set: function (val) {
          val = val == 'auto' ? this.$mode.type != 'text' : val != 'text';
          if (val != this.$wrapAsCode) {
            this.$wrapAsCode = val;
            if (this.$useWrapMode) {
              this.$useWrapMode = false;
              this.setUseWrapMode(true);
            }
          }
        },
        initialValue: 'auto'
      },
      indentedSoftWrap: {
        set: function () {
          if (this.$useWrapMode) {
            this.$useWrapMode = false;
            this.setUseWrapMode(true);
          }
        },
        initialValue: true
      },
      firstLineNumber: {
        set: function () {
          this._signal('changeBreakpoint');
        },
        initialValue: 1
      },
      useWorker: {
        set: function (useWorker) {
          this.$useWorker = useWorker;
          this.$stopWorker();
          if (useWorker) this.$startWorker();
        },
        initialValue: true
      },
      useSoftTabs: { initialValue: true },
      tabSize: {
        set: function (tabSize) {
          tabSize = parseInt(tabSize);
          if (tabSize > 0 && this.$tabSize !== tabSize) {
            this.$modified = true;
            this.$rowLengthCache = [];
            this.$tabSize = tabSize;
            this._signal('changeTabSize');
          }
        },
        initialValue: 4,
        handlesSet: true
      },
      navigateWithinSoftTabs: { initialValue: false },
      foldStyle: {
        set: function (val) {
          this.setFoldStyle(val);
        },
        handlesSet: true
      },
      overwrite: {
        set: function (val) {
          this._signal('changeOverwrite');
        },
        initialValue: false
      },
      newLineMode: {
        set: function (val) {
          this.doc.setNewLineMode(val);
        },
        get: function () {
          return this.doc.getNewLineMode();
        },
        handlesSet: true
      },
      mode: {
        set: function (val) {
          this.setMode(val);
        },
        get: function () {
          return this.$modeId;
        },
        handlesSet: true
      }
    });
    exports.EditSession = EditSession;
  }
);

ace.define(
  'ace/search',
  ['require', 'exports', 'module', 'ace/lib/lang', 'ace/lib/oop', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var lang = require('./lib/lang');
    var oop = require('./lib/oop');
    var Range = require('./range').Range;
    var Search = /** @class */ (function () {
      function Search() {
        this.$options = {};
      }
      Search.prototype.set = function (options) {
        oop.mixin(this.$options, options);
        return this;
      };
      Search.prototype.getOptions = function () {
        return lang.copyObject(this.$options);
      };
      Search.prototype.setOptions = function (options) {
        this.$options = options;
      };
      Search.prototype.find = function (session) {
        var options = this.$options;
        var iterator = this.$matchIterator(session, options);
        if (!iterator) return false;
        var firstRange = null;
        iterator.forEach(function (sr, sc, er, ec) {
          firstRange = new Range(sr, sc, er, ec);
          if (
            sc == ec &&
            options.start &&
            options.start.start &&
            options.skipCurrent != false &&
            firstRange.isEqual(options.start)
          ) {
            firstRange = null;
            return false;
          }
          return true;
        });
        return firstRange;
      };
      Search.prototype.findAll = function (session) {
        var options = this.$options;
        if (!options.needle) return [];
        this.$assembleRegExp(options);
        var range = options.range;
        var lines = range
          ? session.getLines(range.start.row, range.end.row)
          : session.doc.getAllLines();
        var ranges = [];
        var re = options.re;
        if (options.$isMultiLine) {
          var len = re.length;
          var maxRow = lines.length - len;
          var prevRange;
          outer: for (var row = re.offset || 0; row <= maxRow; row++) {
            for (var j = 0; j < len; j++) if (lines[row + j].search(re[j]) == -1) continue outer;
            var startLine = lines[row];
            var line = lines[row + len - 1];
            var startIndex = startLine.length - startLine.match(re[0])[0].length;
            var endIndex = line.match(re[len - 1])[0].length;
            if (prevRange && prevRange.end.row === row && prevRange.end.column > startIndex) {
              continue;
            }
            ranges.push((prevRange = new Range(row, startIndex, row + len - 1, endIndex)));
            if (len > 2) row = row + len - 2;
          }
        } else {
          for (var i = 0; i < lines.length; i++) {
            var matches = lang.getMatchOffsets(lines[i], re);
            for (var j = 0; j < matches.length; j++) {
              var match = matches[j];
              ranges.push(new Range(i, match.offset, i, match.offset + match.length));
            }
          }
        }
        if (range) {
          var startColumn = range.start.column;
          var endColumn = range.end.column;
          var i = 0,
            j = ranges.length - 1;
          while (i < j && ranges[i].start.column < startColumn && ranges[i].start.row == 0) i++;
          var endRow = range.end.row - range.start.row;
          while (i < j && ranges[j].end.column > endColumn && ranges[j].end.row == endRow) j--;
          ranges = ranges.slice(i, j + 1);
          for (i = 0, j = ranges.length; i < j; i++) {
            ranges[i].start.row += range.start.row;
            ranges[i].end.row += range.start.row;
          }
        }
        return ranges;
      };
      Search.prototype.replace = function (input, replacement) {
        var options = this.$options;
        var re = this.$assembleRegExp(options);
        if (options.$isMultiLine) return replacement;
        if (!re) return;
        var match = re.exec(input);
        if (!match || match[0].length != input.length) return null;
        replacement = input.replace(re, replacement);
        if (options.preserveCase) {
          replacement = replacement.split('');
          for (var i = Math.min(input.length, input.length); i--; ) {
            var ch = input[i];
            if (ch && ch.toLowerCase() != ch) replacement[i] = replacement[i].toUpperCase();
            else replacement[i] = replacement[i].toLowerCase();
          }
          replacement = replacement.join('');
        }
        return replacement;
      };
      Search.prototype.$assembleRegExp = function (options, $disableFakeMultiline) {
        if (options.needle instanceof RegExp) return (options.re = options.needle);
        var needle = options.needle;
        if (!options.needle) return (options.re = false);
        if (options.$supportsUnicodeFlag === undefined) {
          options.$supportsUnicodeFlag = lang.supportsUnicodeFlag();
        }
        try {
          new RegExp(needle, 'u');
        } catch (e) {
          options.$supportsUnicodeFlag = false; //left for backward compatibility with previous versions for cases like /ab\{2}/gu
        }
        if (!options.regExp) needle = lang.escapeRegExp(needle);
        if (options.wholeWord) needle = addWordBoundary(needle, options);
        var modifier = options.caseSensitive ? 'gm' : 'gmi';
        if (options.$supportsUnicodeFlag) {
          modifier += 'u';
        }
        options.$isMultiLine = !$disableFakeMultiline && /[\n\r]/.test(needle);
        if (options.$isMultiLine)
          return (options.re = this.$assembleMultilineRegExp(needle, modifier));
        try {
          var re = new RegExp(needle, modifier);
        } catch (e) {
          re = false;
        }
        return (options.re = re);
      };
      Search.prototype.$assembleMultilineRegExp = function (needle, modifier) {
        var parts = needle.replace(/\r\n|\r|\n/g, '$\n^').split('\n');
        var re = [];
        for (var i = 0; i < parts.length; i++)
          try {
            re.push(new RegExp(parts[i], modifier));
          } catch (e) {
            return false;
          }
        return re;
      };
      Search.prototype.$matchIterator = function (session, options) {
        var re = this.$assembleRegExp(options);
        if (!re) return false;
        var backwards = options.backwards == true;
        var skipCurrent = options.skipCurrent != false;
        var range = options.range;
        var start = options.start;
        if (!start)
          start = range ? range[backwards ? 'end' : 'start'] : session.selection.getRange();
        if (start.start) start = start[skipCurrent != backwards ? 'end' : 'start'];
        var firstRow = range ? range.start.row : 0;
        var lastRow = range ? range.end.row : session.getLength() - 1;
        if (backwards) {
          var forEach = function (callback) {
            var row = start.row;
            if (forEachInLine(row, start.column, callback)) return;
            for (row--; row >= firstRow; row--)
              if (forEachInLine(row, Number.MAX_VALUE, callback)) return;
            if (options.wrap == false) return;
            for (row = lastRow, firstRow = start.row; row >= firstRow; row--)
              if (forEachInLine(row, Number.MAX_VALUE, callback)) return;
          };
        } else {
          var forEach = function (callback) {
            var row = start.row;
            if (forEachInLine(row, start.column, callback)) return;
            for (row = row + 1; row <= lastRow; row++) if (forEachInLine(row, 0, callback)) return;
            if (options.wrap == false) return;
            for (row = firstRow, lastRow = start.row; row <= lastRow; row++)
              if (forEachInLine(row, 0, callback)) return;
          };
        }
        if (options.$isMultiLine) {
          var len = re.length;
          var forEachInLine = function (row, offset, callback) {
            var startRow = backwards ? row - len + 1 : row;
            if (startRow < 0 || startRow + len > session.getLength()) return;
            var line = session.getLine(startRow);
            var startIndex = line.search(re[0]);
            if ((!backwards && startIndex < offset) || startIndex === -1) return;
            for (var i = 1; i < len; i++) {
              line = session.getLine(startRow + i);
              if (line.search(re[i]) == -1) return;
            }
            var endIndex = line.match(re[len - 1])[0].length;
            if (backwards && endIndex > offset) return;
            if (callback(startRow, startIndex, startRow + len - 1, endIndex)) return true;
          };
        } else if (backwards) {
          var forEachInLine = function (row, endIndex, callback) {
            var line = session.getLine(row);
            var matches = [];
            var m,
              last = 0;
            re.lastIndex = 0;
            while ((m = re.exec(line))) {
              var length = m[0].length;
              last = m.index;
              if (!length) {
                if (last >= line.length) break;
                re.lastIndex = last += 1;
              }
              if (m.index + length > endIndex) break;
              matches.push(m.index, length);
            }
            for (var i = matches.length - 1; i >= 0; i -= 2) {
              var column = matches[i - 1];
              var length = matches[i];
              if (callback(row, column, row, column + length)) return true;
            }
          };
        } else {
          var forEachInLine = function (row, startIndex, callback) {
            var line = session.getLine(row);
            var last;
            var m;
            re.lastIndex = startIndex;
            while ((m = re.exec(line))) {
              var length = m[0].length;
              last = m.index;
              if (callback(row, last, row, last + length)) return true;
              if (!length) {
                re.lastIndex = last += 1;
                if (last >= line.length) return false;
              }
            }
          };
        }
        return { forEach: forEach };
      };
      return Search;
    })();
    function addWordBoundary(needle, options) {
      var supportsLookbehind = lang.supportsLookbehind();
      function wordBoundary(c, firstChar) {
        if (firstChar === void 0) {
          firstChar = true;
        }
        var wordRegExp =
          supportsLookbehind && options.$supportsUnicodeFlag
            ? new RegExp('[\\p{L}\\p{N}_]', 'u')
            : new RegExp('\\w');
        if (wordRegExp.test(c) || options.regExp) {
          if (supportsLookbehind && options.$supportsUnicodeFlag) {
            if (firstChar) return '(?<=^|[^\\p{L}\\p{N}_])';
            return '(?=[^\\p{L}\\p{N}_]|$)';
          }
          return '\\b';
        }
        return '';
      }
      var needleArray = Array.from(needle);
      var firstChar = needleArray[0];
      var lastChar = needleArray[needleArray.length - 1];
      return wordBoundary(firstChar) + needle + wordBoundary(lastChar, false);
    }
    exports.Search = Search;
  }
);

ace.define(
  'ace/keyboard/hash_handler',
  ['require', 'exports', 'module', 'ace/lib/keys', 'ace/lib/useragent'],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var keyUtil = require('../lib/keys');
    var useragent = require('../lib/useragent');
    var KEY_MODS = keyUtil.KEY_MODS;
    var MultiHashHandler = /** @class */ (function () {
      function MultiHashHandler(config, platform) {
        this.$init(config, platform, false);
      }
      MultiHashHandler.prototype.$init = function (config, platform, $singleCommand) {
        this.platform = platform || (useragent.isMac ? 'mac' : 'win');
        this.commands = {};
        this.commandKeyBinding = {};
        this.addCommands(config);
        this.$singleCommand = $singleCommand;
      };
      MultiHashHandler.prototype.addCommand = function (command) {
        if (this.commands[command.name]) this.removeCommand(command);
        this.commands[command.name] = command;
        if (command.bindKey) this._buildKeyHash(command);
      };
      MultiHashHandler.prototype.removeCommand = function (command, keepCommand) {
        var name = command && (typeof command === 'string' ? command : command.name);
        command = this.commands[name];
        if (!keepCommand) delete this.commands[name];
        var ckb = this.commandKeyBinding;
        for (var keyId in ckb) {
          var cmdGroup = ckb[keyId];
          if (cmdGroup == command) {
            delete ckb[keyId];
          } else if (Array.isArray(cmdGroup)) {
            var i = cmdGroup.indexOf(command);
            if (i != -1) {
              cmdGroup.splice(i, 1);
              if (cmdGroup.length == 1) ckb[keyId] = cmdGroup[0];
            }
          }
        }
      };
      MultiHashHandler.prototype.bindKey = function (key, command, position) {
        if (typeof key == 'object' && key) {
          if (position == undefined) position = key.position;
          key = key[this.platform];
        }
        if (!key) return;
        if (typeof command == 'function')
          return this.addCommand({ exec: command, bindKey: key, name: command.name || key });
        key.split('|').forEach(function (keyPart) {
          var chain = '';
          if (keyPart.indexOf(' ') != -1) {
            var parts = keyPart.split(/\s+/);
            keyPart = parts.pop();
            parts.forEach(function (keyPart) {
              var binding = this.parseKeys(keyPart);
              var id = KEY_MODS[binding.hashId] + binding.key;
              chain += (chain ? ' ' : '') + id;
              this._addCommandToBinding(chain, 'chainKeys');
            }, this);
            chain += ' ';
          }
          var binding = this.parseKeys(keyPart);
          var id = KEY_MODS[binding.hashId] + binding.key;
          this._addCommandToBinding(chain + id, command, position);
        }, this);
      };
      MultiHashHandler.prototype._addCommandToBinding = function (keyId, command, position) {
        var ckb = this.commandKeyBinding,
          i;
        if (!command) {
          delete ckb[keyId];
        } else if (!ckb[keyId] || this.$singleCommand) {
          ckb[keyId] = command;
        } else {
          if (!Array.isArray(ckb[keyId])) {
            ckb[keyId] = [ckb[keyId]];
          } else if ((i = ckb[keyId].indexOf(command)) != -1) {
            ckb[keyId].splice(i, 1);
          }
          if (typeof position != 'number') {
            position = getPosition(command);
          }
          var commands = ckb[keyId];
          for (i = 0; i < commands.length; i++) {
            var other = commands[i];
            var otherPos = getPosition(other);
            if (otherPos > position) break;
          }
          commands.splice(i, 0, command);
        }
      };
      MultiHashHandler.prototype.addCommands = function (commands) {
        commands &&
          Object.keys(commands).forEach(function (name) {
            var command = commands[name];
            if (!command) return;
            if (typeof command === 'string') return this.bindKey(command, name);
            if (typeof command === 'function') command = { exec: command };
            if (typeof command !== 'object') return;
            if (!command.name) command.name = name;
            this.addCommand(command);
          }, this);
      };
      MultiHashHandler.prototype.removeCommands = function (commands) {
        Object.keys(commands).forEach(function (name) {
          this.removeCommand(commands[name]);
        }, this);
      };
      MultiHashHandler.prototype.bindKeys = function (keyList) {
        Object.keys(keyList).forEach(function (key) {
          this.bindKey(key, keyList[key]);
        }, this);
      };
      MultiHashHandler.prototype._buildKeyHash = function (command) {
        this.bindKey(command.bindKey, command);
      };
      MultiHashHandler.prototype.parseKeys = function (keys) {
        var parts = keys
          .toLowerCase()
          .split(/[\-\+]([\-\+])?/)
          .filter(function (x) {
            return x;
          });
        var key = parts.pop();
        var keyCode = keyUtil[key];
        if (keyUtil.FUNCTION_KEYS[keyCode]) key = keyUtil.FUNCTION_KEYS[keyCode].toLowerCase();
        else if (!parts.length) return { key: key, hashId: -1 };
        else if (parts.length == 1 && parts[0] == 'shift')
          return { key: key.toUpperCase(), hashId: -1 };
        var hashId = 0;
        for (var i = parts.length; i--; ) {
          var modifier = keyUtil.KEY_MODS[parts[i]];
          if (modifier == null) {
            if (typeof console != 'undefined')
              console.error('invalid modifier ' + parts[i] + ' in ' + keys);
            return false;
          }
          hashId |= modifier;
        }
        return { key: key, hashId: hashId };
      };
      MultiHashHandler.prototype.findKeyCommand = function (hashId, keyString) {
        var key = KEY_MODS[hashId] + keyString;
        return this.commandKeyBinding[key];
      };
      MultiHashHandler.prototype.handleKeyboard = function (data, hashId, keyString, keyCode) {
        if (keyCode < 0) return;
        var key = KEY_MODS[hashId] + keyString;
        var command = this.commandKeyBinding[key];
        if (data.$keyChain) {
          data.$keyChain += ' ' + key;
          command = this.commandKeyBinding[data.$keyChain] || command;
        }
        if (command) {
          if (command == 'chainKeys' || command[command.length - 1] == 'chainKeys') {
            data.$keyChain = data.$keyChain || key;
            return { command: 'null' };
          }
        }
        if (data.$keyChain) {
          if ((!hashId || hashId == 4) && keyString.length == 1)
            data.$keyChain = data.$keyChain.slice(0, -key.length - 1); // wait for input
          else if (hashId == -1 || keyCode > 0) data.$keyChain = ''; // reset keyChain
        }
        return { command: command };
      };
      MultiHashHandler.prototype.getStatusText = function (editor, data) {
        return data.$keyChain || '';
      };
      return MultiHashHandler;
    })();
    function getPosition(command) {
      return (
        (typeof command == 'object' && command.bindKey && command.bindKey.position) ||
        (command.isDefault ? -100 : 0)
      );
    }
    var HashHandler = /** @class */ (function (_super) {
      __extends(HashHandler, _super);
      function HashHandler(config, platform) {
        var _this = _super.call(this, config, platform) || this;
        _this.$singleCommand = true;
        return _this;
      }
      return HashHandler;
    })(MultiHashHandler);
    HashHandler.call = function (thisArg, config, platform) {
      MultiHashHandler.prototype.$init.call(thisArg, config, platform, true);
    };
    MultiHashHandler.call = function (thisArg, config, platform) {
      MultiHashHandler.prototype.$init.call(thisArg, config, platform, false);
    };
    exports.HashHandler = HashHandler;
    exports.MultiHashHandler = MultiHashHandler;
  }
);

ace.define(
  'ace/commands/command_manager',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/keyboard/hash_handler',
    'ace/lib/event_emitter'
  ],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var oop = require('../lib/oop');
    var MultiHashHandler = require('../keyboard/hash_handler').MultiHashHandler;
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var CommandManager = /** @class */ (function (_super) {
      __extends(CommandManager, _super);
      function CommandManager(platform, commands) {
        var _this = _super.call(this, commands, platform) || this;
        _this.byName = _this.commands;
        _this.setDefaultHandler('exec', function (e) {
          if (!e.args) {
            return e.command.exec(e.editor, {}, e.event, true);
          }
          return e.command.exec(e.editor, e.args, e.event, false);
        });
        return _this;
      }
      CommandManager.prototype.exec = function (command, editor, args) {
        if (Array.isArray(command)) {
          for (var i = command.length; i--; ) {
            if (this.exec(command[i], editor, args)) return true;
          }
          return false;
        }
        if (typeof command === 'string') command = this.commands[command];
        if (!command) return false;
        if (editor && editor.$readOnly && !command.readOnly) return false;
        if (this.$checkCommandState != false && command.isAvailable && !command.isAvailable(editor))
          return false;
        var e = { editor: editor, command: command, args: args };
        e.returnValue = this._emit('exec', e);
        this._signal('afterExec', e);
        return e.returnValue === false ? false : true;
      };
      CommandManager.prototype.toggleRecording = function (editor) {
        if (this.$inReplay) return;
        editor && editor._emit('changeStatus');
        if (this.recording) {
          this.macro.pop();
          this.off('exec', this.$addCommandToMacro);
          if (!this.macro.length) this.macro = this.oldMacro;
          return (this.recording = false);
        }
        if (!this.$addCommandToMacro) {
          this.$addCommandToMacro = function (e) {
            this.macro.push([e.command, e.args]);
          }.bind(this);
        }
        this.oldMacro = this.macro;
        this.macro = [];
        this.on('exec', this.$addCommandToMacro);
        return (this.recording = true);
      };
      CommandManager.prototype.replay = function (editor) {
        if (this.$inReplay || !this.macro) return;
        if (this.recording) return this.toggleRecording(editor);
        try {
          this.$inReplay = true;
          this.macro.forEach(function (x) {
            if (typeof x == 'string') this.exec(x, editor);
            else this.exec(x[0], editor, x[1]);
          }, this);
        } finally {
          this.$inReplay = false;
        }
      };
      CommandManager.prototype.trimMacro = function (m) {
        return m.map(function (x) {
          if (typeof x[0] != 'string') x[0] = x[0].name;
          if (!x[1]) x = x[0];
          return x;
        });
      };
      return CommandManager;
    })(MultiHashHandler);
    oop.implement(CommandManager.prototype, EventEmitter);
    exports.CommandManager = CommandManager;
  }
);

ace.define(
  'ace/commands/default_commands',
  ['require', 'exports', 'module', 'ace/lib/lang', 'ace/config', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var lang = require('../lib/lang');
    var config = require('../config');
    var Range = require('../range').Range;
    function bindKey(win, mac) {
      return { win: win, mac: mac };
    }
    exports.commands = [
      {
        name: 'showSettingsMenu',
        description: 'Show settings menu',
        bindKey: bindKey('Ctrl-,', 'Command-,'),
        exec: function (editor) {
          config.loadModule('ace/ext/settings_menu', function (module) {
            module.init(editor);
            editor.showSettingsMenu();
          });
        },
        readOnly: true
      },
      {
        name: 'goToNextError',
        description: 'Go to next error',
        bindKey: bindKey('Alt-E', 'F4'),
        exec: function (editor) {
          config.loadModule('ace/ext/error_marker', function (module) {
            module.showErrorMarker(editor, 1);
          });
        },
        scrollIntoView: 'animate',
        readOnly: true
      },
      {
        name: 'goToPreviousError',
        description: 'Go to previous error',
        bindKey: bindKey('Alt-Shift-E', 'Shift-F4'),
        exec: function (editor) {
          config.loadModule('ace/ext/error_marker', function (module) {
            module.showErrorMarker(editor, -1);
          });
        },
        scrollIntoView: 'animate',
        readOnly: true
      },
      {
        name: 'selectall',
        description: 'Select all',
        bindKey: bindKey('Ctrl-A', 'Command-A'),
        exec: function (editor) {
          editor.selectAll();
        },
        readOnly: true
      },
      {
        name: 'centerselection',
        description: 'Center selection',
        bindKey: bindKey(null, 'Ctrl-L'),
        exec: function (editor) {
          editor.centerSelection();
        },
        readOnly: true
      },
      {
        name: 'gotoline',
        description: 'Go to line...',
        bindKey: bindKey('Ctrl-L', 'Command-L'),
        exec: function (editor, line) {
          if (typeof line === 'number' && !isNaN(line)) editor.gotoLine(line);
          editor.prompt({ $type: 'gotoLine' });
        },
        readOnly: true
      },
      {
        name: 'fold',
        bindKey: bindKey('Alt-L|Ctrl-F1', 'Command-Alt-L|Command-F1'),
        exec: function (editor) {
          editor.session.toggleFold(false);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'unfold',
        bindKey: bindKey('Alt-Shift-L|Ctrl-Shift-F1', 'Command-Alt-Shift-L|Command-Shift-F1'),
        exec: function (editor) {
          editor.session.toggleFold(true);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'toggleFoldWidget',
        description: 'Toggle fold widget',
        bindKey: bindKey('F2', 'F2'),
        exec: function (editor) {
          editor.session.toggleFoldWidget();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'toggleParentFoldWidget',
        description: 'Toggle parent fold widget',
        bindKey: bindKey('Alt-F2', 'Alt-F2'),
        exec: function (editor) {
          editor.session.toggleFoldWidget(true);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'foldall',
        description: 'Fold all',
        bindKey: bindKey(null, 'Ctrl-Command-Option-0'),
        exec: function (editor) {
          editor.session.foldAll();
        },
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'foldAllComments',
        description: 'Fold all comments',
        bindKey: bindKey(null, 'Ctrl-Command-Option-0'),
        exec: function (editor) {
          editor.session.foldAllComments();
        },
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'foldOther',
        description: 'Fold other',
        bindKey: bindKey('Alt-0', 'Command-Option-0'),
        exec: function (editor) {
          editor.session.foldAll();
          editor.session.unfold(editor.selection.getAllRanges());
        },
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'unfoldall',
        description: 'Unfold all',
        bindKey: bindKey('Alt-Shift-0', 'Command-Option-Shift-0'),
        exec: function (editor) {
          editor.session.unfold();
        },
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'findnext',
        description: 'Find next',
        bindKey: bindKey('Ctrl-K', 'Command-G'),
        exec: function (editor) {
          editor.findNext();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'findprevious',
        description: 'Find previous',
        bindKey: bindKey('Ctrl-Shift-K', 'Command-Shift-G'),
        exec: function (editor) {
          editor.findPrevious();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'center',
        readOnly: true
      },
      {
        name: 'selectOrFindNext',
        description: 'Select or find next',
        bindKey: bindKey('Alt-K', 'Ctrl-G'),
        exec: function (editor) {
          if (editor.selection.isEmpty()) editor.selection.selectWord();
          else editor.findNext();
        },
        readOnly: true
      },
      {
        name: 'selectOrFindPrevious',
        description: 'Select or find previous',
        bindKey: bindKey('Alt-Shift-K', 'Ctrl-Shift-G'),
        exec: function (editor) {
          if (editor.selection.isEmpty()) editor.selection.selectWord();
          else editor.findPrevious();
        },
        readOnly: true
      },
      {
        name: 'find',
        description: 'Find',
        bindKey: bindKey('Ctrl-F', 'Command-F'),
        exec: function (editor) {
          config.loadModule('ace/ext/searchbox', function (e) {
            e.Search(editor);
          });
        },
        readOnly: true
      },
      {
        name: 'overwrite',
        description: 'Overwrite',
        bindKey: 'Insert',
        exec: function (editor) {
          editor.toggleOverwrite();
        },
        readOnly: true
      },
      {
        name: 'selecttostart',
        description: 'Select to start',
        bindKey: bindKey('Ctrl-Shift-Home', 'Command-Shift-Home|Command-Shift-Up'),
        exec: function (editor) {
          editor.getSelection().selectFileStart();
        },
        multiSelectAction: 'forEach',
        readOnly: true,
        scrollIntoView: 'animate',
        aceCommandGroup: 'fileJump'
      },
      {
        name: 'gotostart',
        description: 'Go to start',
        bindKey: bindKey('Ctrl-Home', 'Command-Home|Command-Up'),
        exec: function (editor) {
          editor.navigateFileStart();
        },
        multiSelectAction: 'forEach',
        readOnly: true,
        scrollIntoView: 'animate',
        aceCommandGroup: 'fileJump'
      },
      {
        name: 'selectup',
        description: 'Select up',
        bindKey: bindKey('Shift-Up', 'Shift-Up|Ctrl-Shift-P'),
        exec: function (editor) {
          editor.getSelection().selectUp();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'golineup',
        description: 'Go line up',
        bindKey: bindKey('Up', 'Up|Ctrl-P'),
        exec: function (editor, args) {
          editor.navigateUp(args.times);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selecttoend',
        description: 'Select to end',
        bindKey: bindKey('Ctrl-Shift-End', 'Command-Shift-End|Command-Shift-Down'),
        exec: function (editor) {
          editor.getSelection().selectFileEnd();
        },
        multiSelectAction: 'forEach',
        readOnly: true,
        scrollIntoView: 'animate',
        aceCommandGroup: 'fileJump'
      },
      {
        name: 'gotoend',
        description: 'Go to end',
        bindKey: bindKey('Ctrl-End', 'Command-End|Command-Down'),
        exec: function (editor) {
          editor.navigateFileEnd();
        },
        multiSelectAction: 'forEach',
        readOnly: true,
        scrollIntoView: 'animate',
        aceCommandGroup: 'fileJump'
      },
      {
        name: 'selectdown',
        description: 'Select down',
        bindKey: bindKey('Shift-Down', 'Shift-Down|Ctrl-Shift-N'),
        exec: function (editor) {
          editor.getSelection().selectDown();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'golinedown',
        description: 'Go line down',
        bindKey: bindKey('Down', 'Down|Ctrl-N'),
        exec: function (editor, args) {
          editor.navigateDown(args.times);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectwordleft',
        description: 'Select word left',
        bindKey: bindKey('Ctrl-Shift-Left', 'Option-Shift-Left'),
        exec: function (editor) {
          editor.getSelection().selectWordLeft();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'gotowordleft',
        description: 'Go to word left',
        bindKey: bindKey('Ctrl-Left', 'Option-Left'),
        exec: function (editor) {
          editor.navigateWordLeft();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selecttolinestart',
        description: 'Select to line start',
        bindKey: bindKey('Alt-Shift-Left', 'Command-Shift-Left|Ctrl-Shift-A'),
        exec: function (editor) {
          editor.getSelection().selectLineStart();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'gotolinestart',
        description: 'Go to line start',
        bindKey: bindKey('Alt-Left|Home', 'Command-Left|Home|Ctrl-A'),
        exec: function (editor) {
          editor.navigateLineStart();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectleft',
        description: 'Select left',
        bindKey: bindKey('Shift-Left', 'Shift-Left|Ctrl-Shift-B'),
        exec: function (editor) {
          editor.getSelection().selectLeft();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'gotoleft',
        description: 'Go to left',
        bindKey: bindKey('Left', 'Left|Ctrl-B'),
        exec: function (editor, args) {
          editor.navigateLeft(args.times);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectwordright',
        description: 'Select word right',
        bindKey: bindKey('Ctrl-Shift-Right', 'Option-Shift-Right'),
        exec: function (editor) {
          editor.getSelection().selectWordRight();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'gotowordright',
        description: 'Go to word right',
        bindKey: bindKey('Ctrl-Right', 'Option-Right'),
        exec: function (editor) {
          editor.navigateWordRight();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selecttolineend',
        description: 'Select to line end',
        bindKey: bindKey('Alt-Shift-Right', 'Command-Shift-Right|Shift-End|Ctrl-Shift-E'),
        exec: function (editor) {
          editor.getSelection().selectLineEnd();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'gotolineend',
        description: 'Go to line end',
        bindKey: bindKey('Alt-Right|End', 'Command-Right|End|Ctrl-E'),
        exec: function (editor) {
          editor.navigateLineEnd();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectright',
        description: 'Select right',
        bindKey: bindKey('Shift-Right', 'Shift-Right'),
        exec: function (editor) {
          editor.getSelection().selectRight();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'gotoright',
        description: 'Go to right',
        bindKey: bindKey('Right', 'Right|Ctrl-F'),
        exec: function (editor, args) {
          editor.navigateRight(args.times);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectpagedown',
        description: 'Select page down',
        bindKey: 'Shift-PageDown',
        exec: function (editor) {
          editor.selectPageDown();
        },
        readOnly: true
      },
      {
        name: 'pagedown',
        description: 'Page down',
        bindKey: bindKey(null, 'Option-PageDown'),
        exec: function (editor) {
          editor.scrollPageDown();
        },
        readOnly: true
      },
      {
        name: 'gotopagedown',
        description: 'Go to page down',
        bindKey: bindKey('PageDown', 'PageDown|Ctrl-V'),
        exec: function (editor) {
          editor.gotoPageDown();
        },
        readOnly: true
      },
      {
        name: 'selectpageup',
        description: 'Select page up',
        bindKey: 'Shift-PageUp',
        exec: function (editor) {
          editor.selectPageUp();
        },
        readOnly: true
      },
      {
        name: 'pageup',
        description: 'Page up',
        bindKey: bindKey(null, 'Option-PageUp'),
        exec: function (editor) {
          editor.scrollPageUp();
        },
        readOnly: true
      },
      {
        name: 'gotopageup',
        description: 'Go to page up',
        bindKey: 'PageUp',
        exec: function (editor) {
          editor.gotoPageUp();
        },
        readOnly: true
      },
      {
        name: 'scrollup',
        description: 'Scroll up',
        bindKey: bindKey('Ctrl-Up', null),
        exec: function (e) {
          e.renderer.scrollBy(0, -2 * e.renderer.layerConfig.lineHeight);
        },
        readOnly: true
      },
      {
        name: 'scrolldown',
        description: 'Scroll down',
        bindKey: bindKey('Ctrl-Down', null),
        exec: function (e) {
          e.renderer.scrollBy(0, 2 * e.renderer.layerConfig.lineHeight);
        },
        readOnly: true
      },
      {
        name: 'selectlinestart',
        description: 'Select line start',
        bindKey: 'Shift-Home',
        exec: function (editor) {
          editor.getSelection().selectLineStart();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectlineend',
        description: 'Select line end',
        bindKey: 'Shift-End',
        exec: function (editor) {
          editor.getSelection().selectLineEnd();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'togglerecording',
        description: 'Toggle recording',
        bindKey: bindKey('Ctrl-Alt-E', 'Command-Option-E'),
        exec: function (editor) {
          editor.commands.toggleRecording(editor);
        },
        readOnly: true
      },
      {
        name: 'replaymacro',
        description: 'Replay macro',
        bindKey: bindKey('Ctrl-Shift-E', 'Command-Shift-E'),
        exec: function (editor) {
          editor.commands.replay(editor);
        },
        readOnly: true
      },
      {
        name: 'jumptomatching',
        description: 'Jump to matching',
        bindKey: bindKey('Ctrl-\\|Ctrl-P', 'Command-\\'),
        exec: function (editor) {
          editor.jumpToMatching();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'animate',
        readOnly: true
      },
      {
        name: 'selecttomatching',
        description: 'Select to matching',
        bindKey: bindKey('Ctrl-Shift-\\|Ctrl-Shift-P', 'Command-Shift-\\'),
        exec: function (editor) {
          editor.jumpToMatching(true);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'animate',
        readOnly: true
      },
      {
        name: 'expandToMatching',
        description: 'Expand to matching',
        bindKey: bindKey('Ctrl-Shift-M', 'Ctrl-Shift-M'),
        exec: function (editor) {
          editor.jumpToMatching(true, true);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'animate',
        readOnly: true
      },
      {
        name: 'passKeysToBrowser',
        description: 'Pass keys to browser',
        bindKey: bindKey(null, null),
        exec: function () {},
        passEvent: true,
        readOnly: true
      },
      {
        name: 'copy',
        description: 'Copy',
        exec: function (editor) {},
        readOnly: true
      },
      {
        name: 'cut',
        description: 'Cut',
        exec: function (editor) {
          var cutLine = editor.$copyWithEmptySelection && editor.selection.isEmpty();
          var range = cutLine ? editor.selection.getLineRange() : editor.selection.getRange();
          editor._emit('cut', range);
          if (!range.isEmpty()) editor.session.remove(range);
          editor.clearSelection();
        },
        scrollIntoView: 'cursor',
        multiSelectAction: 'forEach'
      },
      {
        name: 'paste',
        description: 'Paste',
        exec: function (editor, args) {
          editor.$handlePaste(args);
        },
        scrollIntoView: 'cursor'
      },
      {
        name: 'removeline',
        description: 'Remove line',
        bindKey: bindKey('Ctrl-D', 'Command-D'),
        exec: function (editor) {
          editor.removeLines();
        },
        scrollIntoView: 'cursor',
        multiSelectAction: 'forEachLine'
      },
      {
        name: 'duplicateSelection',
        description: 'Duplicate selection',
        bindKey: bindKey('Ctrl-Shift-D', 'Command-Shift-D'),
        exec: function (editor) {
          editor.duplicateSelection();
        },
        scrollIntoView: 'cursor',
        multiSelectAction: 'forEach'
      },
      {
        name: 'sortlines',
        description: 'Sort lines',
        bindKey: bindKey('Ctrl-Alt-S', 'Command-Alt-S'),
        exec: function (editor) {
          editor.sortLines();
        },
        scrollIntoView: 'selection',
        multiSelectAction: 'forEachLine'
      },
      {
        name: 'togglecomment',
        description: 'Toggle comment',
        bindKey: bindKey('Ctrl-/', 'Command-/'),
        exec: function (editor) {
          editor.toggleCommentLines();
        },
        multiSelectAction: 'forEachLine',
        scrollIntoView: 'selectionPart'
      },
      {
        name: 'toggleBlockComment',
        description: 'Toggle block comment',
        bindKey: bindKey('Ctrl-Shift-/', 'Command-Shift-/'),
        exec: function (editor) {
          editor.toggleBlockComment();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'selectionPart'
      },
      {
        name: 'modifyNumberUp',
        description: 'Modify number up',
        bindKey: bindKey('Ctrl-Shift-Up', 'Alt-Shift-Up'),
        exec: function (editor) {
          editor.modifyNumber(1);
        },
        scrollIntoView: 'cursor',
        multiSelectAction: 'forEach'
      },
      {
        name: 'modifyNumberDown',
        description: 'Modify number down',
        bindKey: bindKey('Ctrl-Shift-Down', 'Alt-Shift-Down'),
        exec: function (editor) {
          editor.modifyNumber(-1);
        },
        scrollIntoView: 'cursor',
        multiSelectAction: 'forEach'
      },
      {
        name: 'replace',
        description: 'Replace',
        bindKey: bindKey('Ctrl-H', 'Command-Option-F'),
        exec: function (editor) {
          config.loadModule('ace/ext/searchbox', function (e) {
            e.Search(editor, true);
          });
        }
      },
      {
        name: 'undo',
        description: 'Undo',
        bindKey: bindKey('Ctrl-Z', 'Command-Z'),
        exec: function (editor) {
          editor.undo();
        }
      },
      {
        name: 'redo',
        description: 'Redo',
        bindKey: bindKey('Ctrl-Shift-Z|Ctrl-Y', 'Command-Shift-Z|Command-Y'),
        exec: function (editor) {
          editor.redo();
        }
      },
      {
        name: 'copylinesup',
        description: 'Copy lines up',
        bindKey: bindKey('Alt-Shift-Up', 'Command-Option-Up'),
        exec: function (editor) {
          editor.copyLinesUp();
        },
        scrollIntoView: 'cursor'
      },
      {
        name: 'movelinesup',
        description: 'Move lines up',
        bindKey: bindKey('Alt-Up', 'Option-Up'),
        exec: function (editor) {
          editor.moveLinesUp();
        },
        scrollIntoView: 'cursor'
      },
      {
        name: 'copylinesdown',
        description: 'Copy lines down',
        bindKey: bindKey('Alt-Shift-Down', 'Command-Option-Down'),
        exec: function (editor) {
          editor.copyLinesDown();
        },
        scrollIntoView: 'cursor'
      },
      {
        name: 'movelinesdown',
        description: 'Move lines down',
        bindKey: bindKey('Alt-Down', 'Option-Down'),
        exec: function (editor) {
          editor.moveLinesDown();
        },
        scrollIntoView: 'cursor'
      },
      {
        name: 'del',
        description: 'Delete',
        bindKey: bindKey('Delete', 'Delete|Ctrl-D|Shift-Delete'),
        exec: function (editor) {
          editor.remove('right');
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'backspace',
        description: 'Backspace',
        bindKey: bindKey(
          'Shift-Backspace|Backspace',
          'Ctrl-Backspace|Shift-Backspace|Backspace|Ctrl-H'
        ),
        exec: function (editor) {
          editor.remove('left');
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'cut_or_delete',
        description: 'Cut or delete',
        bindKey: bindKey('Shift-Delete', null),
        exec: function (editor) {
          if (editor.selection.isEmpty()) {
            editor.remove('left');
          } else {
            return false;
          }
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'removetolinestart',
        description: 'Remove to line start',
        bindKey: bindKey('Alt-Backspace', 'Command-Backspace'),
        exec: function (editor) {
          editor.removeToLineStart();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'removetolineend',
        description: 'Remove to line end',
        bindKey: bindKey('Alt-Delete', 'Ctrl-K|Command-Delete'),
        exec: function (editor) {
          editor.removeToLineEnd();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'removetolinestarthard',
        description: 'Remove to line start hard',
        bindKey: bindKey('Ctrl-Shift-Backspace', null),
        exec: function (editor) {
          var range = editor.selection.getRange();
          range.start.column = 0;
          editor.session.remove(range);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'removetolineendhard',
        description: 'Remove to line end hard',
        bindKey: bindKey('Ctrl-Shift-Delete', null),
        exec: function (editor) {
          var range = editor.selection.getRange();
          range.end.column = Number.MAX_VALUE;
          editor.session.remove(range);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'removewordleft',
        description: 'Remove word left',
        bindKey: bindKey('Ctrl-Backspace', 'Alt-Backspace|Ctrl-Alt-Backspace'),
        exec: function (editor) {
          editor.removeWordLeft();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'removewordright',
        description: 'Remove word right',
        bindKey: bindKey('Ctrl-Delete', 'Alt-Delete'),
        exec: function (editor) {
          editor.removeWordRight();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'outdent',
        description: 'Outdent',
        bindKey: bindKey('Shift-Tab', 'Shift-Tab'),
        exec: function (editor) {
          editor.blockOutdent();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'selectionPart'
      },
      {
        name: 'indent',
        description: 'Indent',
        bindKey: bindKey('Tab', 'Tab'),
        exec: function (editor) {
          editor.indent();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'selectionPart'
      },
      {
        name: 'blockoutdent',
        description: 'Block outdent',
        bindKey: bindKey('Ctrl-[', 'Ctrl-['),
        exec: function (editor) {
          editor.blockOutdent();
        },
        multiSelectAction: 'forEachLine',
        scrollIntoView: 'selectionPart'
      },
      {
        name: 'blockindent',
        description: 'Block indent',
        bindKey: bindKey('Ctrl-]', 'Ctrl-]'),
        exec: function (editor) {
          editor.blockIndent();
        },
        multiSelectAction: 'forEachLine',
        scrollIntoView: 'selectionPart'
      },
      {
        name: 'insertstring',
        description: 'Insert string',
        exec: function (editor, str) {
          editor.insert(str);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'inserttext',
        description: 'Insert text',
        exec: function (editor, args) {
          editor.insert(lang.stringRepeat(args.text || '', args.times || 1));
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'splitline',
        description: 'Split line',
        bindKey: bindKey(null, 'Ctrl-O'),
        exec: function (editor) {
          editor.splitLine();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'transposeletters',
        description: 'Transpose letters',
        bindKey: bindKey('Alt-Shift-X', 'Ctrl-T'),
        exec: function (editor) {
          editor.transposeLetters();
        },
        multiSelectAction: function (editor) {
          editor.transposeSelections(1);
        },
        scrollIntoView: 'cursor'
      },
      {
        name: 'touppercase',
        description: 'To uppercase',
        bindKey: bindKey('Ctrl-U', 'Ctrl-U'),
        exec: function (editor) {
          editor.toUpperCase();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'tolowercase',
        description: 'To lowercase',
        bindKey: bindKey('Ctrl-Shift-U', 'Ctrl-Shift-U'),
        exec: function (editor) {
          editor.toLowerCase();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'autoindent',
        description: 'Auto Indent',
        bindKey: bindKey(null, null),
        exec: function (editor) {
          editor.autoIndent();
        },
        multiSelectAction: 'forEachLine',
        scrollIntoView: 'animate'
      },
      {
        name: 'expandtoline',
        description: 'Expand to line',
        bindKey: bindKey('Ctrl-Shift-L', 'Command-Shift-L'),
        exec: function (editor) {
          var range = editor.selection.getRange();
          range.start.column = range.end.column = 0;
          range.end.row++;
          editor.selection.setRange(range, false);
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'openlink',
        bindKey: bindKey('Ctrl+F3', 'F3'),
        exec: function (editor) {
          editor.openLink();
        }
      },
      {
        name: 'joinlines',
        description: 'Join lines',
        bindKey: bindKey(null, null),
        exec: function (editor) {
          var isBackwards = editor.selection.isBackwards();
          var selectionStart = isBackwards
            ? editor.selection.getSelectionLead()
            : editor.selection.getSelectionAnchor();
          var selectionEnd = isBackwards
            ? editor.selection.getSelectionAnchor()
            : editor.selection.getSelectionLead();
          var firstLineEndCol = editor.session.doc.getLine(selectionStart.row).length;
          var selectedText = editor.session.doc.getTextRange(editor.selection.getRange());
          var selectedCount = selectedText.replace(/\n\s*/, ' ').length;
          var insertLine = editor.session.doc.getLine(selectionStart.row);
          for (var i = selectionStart.row + 1; i <= selectionEnd.row + 1; i++) {
            var curLine = lang.stringTrimLeft(lang.stringTrimRight(editor.session.doc.getLine(i)));
            if (curLine.length !== 0) {
              curLine = ' ' + curLine;
            }
            insertLine += curLine;
          }
          if (selectionEnd.row + 1 < editor.session.doc.getLength() - 1) {
            insertLine += editor.session.doc.getNewLineCharacter();
          }
          editor.clearSelection();
          editor.session.doc.replace(
            new Range(selectionStart.row, 0, selectionEnd.row + 2, 0),
            insertLine
          );
          if (selectedCount > 0) {
            editor.selection.moveCursorTo(selectionStart.row, selectionStart.column);
            editor.selection.selectTo(selectionStart.row, selectionStart.column + selectedCount);
          } else {
            firstLineEndCol =
              editor.session.doc.getLine(selectionStart.row).length > firstLineEndCol
                ? firstLineEndCol + 1
                : firstLineEndCol;
            editor.selection.moveCursorTo(selectionStart.row, firstLineEndCol);
          }
        },
        multiSelectAction: 'forEach',
        readOnly: true
      },
      {
        name: 'invertSelection',
        description: 'Invert selection',
        bindKey: bindKey(null, null),
        exec: function (editor) {
          var endRow = editor.session.doc.getLength() - 1;
          var endCol = editor.session.doc.getLine(endRow).length;
          var ranges = editor.selection.rangeList.ranges;
          var newRanges = [];
          if (ranges.length < 1) {
            ranges = [editor.selection.getRange()];
          }
          for (var i = 0; i < ranges.length; i++) {
            if (i == ranges.length - 1) {
              if (!(ranges[i].end.row === endRow && ranges[i].end.column === endCol)) {
                newRanges.push(new Range(ranges[i].end.row, ranges[i].end.column, endRow, endCol));
              }
            }
            if (i === 0) {
              if (!(ranges[i].start.row === 0 && ranges[i].start.column === 0)) {
                newRanges.push(new Range(0, 0, ranges[i].start.row, ranges[i].start.column));
              }
            } else {
              newRanges.push(
                new Range(
                  ranges[i - 1].end.row,
                  ranges[i - 1].end.column,
                  ranges[i].start.row,
                  ranges[i].start.column
                )
              );
            }
          }
          editor.exitMultiSelectMode();
          editor.clearSelection();
          for (var i = 0; i < newRanges.length; i++) {
            editor.selection.addRange(newRanges[i], false);
          }
        },
        readOnly: true,
        scrollIntoView: 'none'
      },
      {
        name: 'addLineAfter',
        description: 'Add new line after the current line',
        exec: function (editor) {
          editor.selection.clearSelection();
          editor.navigateLineEnd();
          editor.insert('\n');
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'addLineBefore',
        description: 'Add new line before the current line',
        exec: function (editor) {
          editor.selection.clearSelection();
          var cursor = editor.getCursorPosition();
          editor.selection.moveTo(cursor.row - 1, Number.MAX_VALUE);
          editor.insert('\n');
          if (cursor.row === 0) editor.navigateUp();
        },
        multiSelectAction: 'forEach',
        scrollIntoView: 'cursor'
      },
      {
        name: 'openCommandPallete',
        exec: function (editor) {
          console.warn('This is an obsolete command. Please use `openCommandPalette` instead.');
          editor.prompt({ $type: 'commands' });
        },
        readOnly: true
      },
      {
        name: 'openCommandPalette',
        description: 'Open command palette',
        bindKey: bindKey('F1', 'F1'),
        exec: function (editor) {
          editor.prompt({ $type: 'commands' });
        },
        readOnly: true
      },
      {
        name: 'modeSelect',
        description: 'Change language mode...',
        bindKey: bindKey(null, null),
        exec: function (editor) {
          editor.prompt({ $type: 'modes' });
        },
        readOnly: true
      }
    ];
    for (var i = 1; i < 9; i++) {
      exports.commands.push({
        name: 'foldToLevel' + i,
        description: 'Fold To Level ' + i,
        level: i,
        exec: function (editor) {
          editor.session.foldToLevel(this.level);
        },
        scrollIntoView: 'center',
        readOnly: true
      });
    }
  }
);

ace.define(
  'ace/line_widgets',
  ['require', 'exports', 'module', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    var dom = require('./lib/dom');
    var LineWidgets = /** @class */ (function () {
      function LineWidgets(session) {
        this.session = session;
        this.session.widgetManager = this;
        this.session.getRowLength = this.getRowLength;
        this.session.$getWidgetScreenLength = this.$getWidgetScreenLength;
        this.updateOnChange = this.updateOnChange.bind(this);
        this.renderWidgets = this.renderWidgets.bind(this);
        this.measureWidgets = this.measureWidgets.bind(this);
        this.session._changedWidgets = [];
        this.$onChangeEditor = this.$onChangeEditor.bind(this);
        this.session.on('change', this.updateOnChange);
        this.session.on('changeFold', this.updateOnFold);
        this.session.on('changeEditor', this.$onChangeEditor);
      }
      LineWidgets.prototype.getRowLength = function (row) {
        var h;
        if (this.lineWidgets) h = (this.lineWidgets[row] && this.lineWidgets[row].rowCount) || 0;
        else h = 0;
        if (!this.$useWrapMode || !this.$wrapData[row]) {
          return 1 + h;
        } else {
          return this.$wrapData[row].length + 1 + h;
        }
      };
      LineWidgets.prototype.$getWidgetScreenLength = function () {
        var screenRows = 0;
        this.lineWidgets.forEach(function (w) {
          if (w && w.rowCount && !w.hidden) screenRows += w.rowCount;
        });
        return screenRows;
      };
      LineWidgets.prototype.$onChangeEditor = function (e) {
        this.attach(e.editor);
      };
      LineWidgets.prototype.attach = function (editor) {
        if (editor && editor.widgetManager && editor.widgetManager != this)
          editor.widgetManager.detach();
        if (this.editor == editor) return;
        this.detach();
        this.editor = editor;
        if (editor) {
          editor.widgetManager = this;
          editor.renderer.on('beforeRender', this.measureWidgets);
          editor.renderer.on('afterRender', this.renderWidgets);
        }
      };
      LineWidgets.prototype.detach = function (e) {
        var editor = this.editor;
        if (!editor) return;
        this.editor = null;
        editor.widgetManager = null;
        editor.renderer.off('beforeRender', this.measureWidgets);
        editor.renderer.off('afterRender', this.renderWidgets);
        var lineWidgets = this.session.lineWidgets;
        lineWidgets &&
          lineWidgets.forEach(function (w) {
            if (w && w.el && w.el.parentNode) {
              w._inDocument = false;
              w.el.parentNode.removeChild(w.el);
            }
          });
      };
      LineWidgets.prototype.updateOnFold = function (e, session) {
        var lineWidgets = session.lineWidgets;
        if (!lineWidgets || !e.action) return;
        var fold = e.data;
        var start = fold.start.row;
        var end = fold.end.row;
        var hide = e.action == 'add';
        for (var i = start + 1; i < end; i++) {
          if (lineWidgets[i]) lineWidgets[i].hidden = hide;
        }
        if (lineWidgets[end]) {
          if (hide) {
            if (!lineWidgets[start]) lineWidgets[start] = lineWidgets[end];
            else lineWidgets[end].hidden = hide;
          } else {
            if (lineWidgets[start] == lineWidgets[end]) lineWidgets[start] = undefined;
            lineWidgets[end].hidden = hide;
          }
        }
      };
      LineWidgets.prototype.updateOnChange = function (delta) {
        var lineWidgets = this.session.lineWidgets;
        if (!lineWidgets) return;
        var startRow = delta.start.row;
        var len = delta.end.row - startRow;
        if (len === 0) {
        } else if (delta.action == 'remove') {
          var removed = lineWidgets.splice(startRow + 1, len);
          if (!lineWidgets[startRow] && removed[removed.length - 1]) {
            lineWidgets[startRow] = removed.pop();
          }
          removed.forEach(function (w) {
            w && this.removeLineWidget(w);
          }, this);
          this.$updateRows();
        } else {
          var args = new Array(len);
          if (lineWidgets[startRow] && lineWidgets[startRow].column != null) {
            if (delta.start.column > lineWidgets[startRow].column) startRow++;
          }
          args.unshift(startRow, 0);
          lineWidgets.splice.apply(lineWidgets, args);
          this.$updateRows();
        }
      };
      LineWidgets.prototype.$updateRows = function () {
        var lineWidgets = this.session.lineWidgets;
        if (!lineWidgets) return;
        var noWidgets = true;
        lineWidgets.forEach(function (w, i) {
          if (w) {
            noWidgets = false;
            w.row = i;
            while (w.$oldWidget) {
              w.$oldWidget.row = i;
              w = w.$oldWidget;
            }
          }
        });
        if (noWidgets) this.session.lineWidgets = null;
      };
      LineWidgets.prototype.$registerLineWidget = function (w) {
        if (!this.session.lineWidgets)
          this.session.lineWidgets = new Array(this.session.getLength());
        var old = this.session.lineWidgets[w.row];
        if (old) {
          w.$oldWidget = old;
          if (old.el && old.el.parentNode) {
            old.el.parentNode.removeChild(old.el);
            old._inDocument = false;
          }
        }
        this.session.lineWidgets[w.row] = w;
        return w;
      };
      LineWidgets.prototype.addLineWidget = function (w) {
        this.$registerLineWidget(w);
        w.session = this.session;
        if (!this.editor) return w;
        var renderer = this.editor.renderer;
        if (w.html && !w.el) {
          w.el = dom.createElement('div');
          w.el.innerHTML = w.html;
        }
        if (w.text && !w.el) {
          w.el = dom.createElement('div');
          w.el.textContent = w.text;
        }
        if (w.el) {
          dom.addCssClass(w.el, 'ace_lineWidgetContainer');
          if (w.className) {
            dom.addCssClass(w.el, w.className);
          }
          w.el.style.position = 'absolute';
          w.el.style.zIndex = 5;
          renderer.container.appendChild(w.el);
          w._inDocument = true;
          if (!w.coverGutter) {
            w.el.style.zIndex = 3;
          }
          if (w.pixelHeight == null) {
            w.pixelHeight = w.el.offsetHeight;
          }
        }
        if (w.rowCount == null) {
          w.rowCount = w.pixelHeight / renderer.layerConfig.lineHeight;
        }
        var fold = this.session.getFoldAt(w.row, 0);
        w.$fold = fold;
        if (fold) {
          var lineWidgets = this.session.lineWidgets;
          if (w.row == fold.end.row && !lineWidgets[fold.start.row])
            lineWidgets[fold.start.row] = w;
          else w.hidden = true;
        }
        this.session._emit('changeFold', { data: { start: { row: w.row } } });
        this.$updateRows();
        this.renderWidgets(null, renderer);
        this.onWidgetChanged(w);
        return w;
      };
      LineWidgets.prototype.removeLineWidget = function (w) {
        w._inDocument = false;
        w.session = null;
        if (w.el && w.el.parentNode) w.el.parentNode.removeChild(w.el);
        if (w.editor && w.editor.destroy)
          try {
            w.editor.destroy();
          } catch (e) {}
        if (this.session.lineWidgets) {
          var w1 = this.session.lineWidgets[w.row];
          if (w1 == w) {
            this.session.lineWidgets[w.row] = w.$oldWidget;
            if (w.$oldWidget) this.onWidgetChanged(w.$oldWidget);
          } else {
            while (w1) {
              if (w1.$oldWidget == w) {
                w1.$oldWidget = w.$oldWidget;
                break;
              }
              w1 = w1.$oldWidget;
            }
          }
        }
        this.session._emit('changeFold', { data: { start: { row: w.row } } });
        this.$updateRows();
      };
      LineWidgets.prototype.getWidgetsAtRow = function (row) {
        var lineWidgets = this.session.lineWidgets;
        var w = lineWidgets && lineWidgets[row];
        var list = [];
        while (w) {
          list.push(w);
          w = w.$oldWidget;
        }
        return list;
      };
      LineWidgets.prototype.onWidgetChanged = function (w) {
        this.session._changedWidgets.push(w);
        this.editor && this.editor.renderer.updateFull();
      };
      LineWidgets.prototype.measureWidgets = function (e, renderer) {
        var changedWidgets = this.session._changedWidgets;
        var config = renderer.layerConfig;
        if (!changedWidgets || !changedWidgets.length) return;
        var min = Infinity;
        for (var i = 0; i < changedWidgets.length; i++) {
          var w = changedWidgets[i];
          if (!w || !w.el) continue;
          if (w.session != this.session) continue;
          if (!w._inDocument) {
            if (this.session.lineWidgets[w.row] != w) continue;
            w._inDocument = true;
            renderer.container.appendChild(w.el);
          }
          w.h = w.el.offsetHeight;
          if (!w.fixedWidth) {
            w.w = w.el.offsetWidth;
            w.screenWidth = Math.ceil(w.w / config.characterWidth);
          }
          var rowCount = w.h / config.lineHeight;
          if (w.coverLine) {
            rowCount -= this.session.getRowLineCount(w.row);
            if (rowCount < 0) rowCount = 0;
          }
          if (w.rowCount != rowCount) {
            w.rowCount = rowCount;
            if (w.row < min) min = w.row;
          }
        }
        if (min != Infinity) {
          this.session._emit('changeFold', { data: { start: { row: min } } });
          this.session.lineWidgetWidth = null;
        }
        this.session._changedWidgets = [];
      };
      LineWidgets.prototype.renderWidgets = function (e, renderer) {
        var config = renderer.layerConfig;
        var lineWidgets = this.session.lineWidgets;
        if (!lineWidgets) return;
        var first = Math.min(this.firstRow, config.firstRow);
        var last = Math.max(this.lastRow, config.lastRow, lineWidgets.length);
        while (first > 0 && !lineWidgets[first]) first--;
        this.firstRow = config.firstRow;
        this.lastRow = config.lastRow;
        renderer.$cursorLayer.config = config;
        for (var i = first; i <= last; i++) {
          var w = lineWidgets[i];
          if (!w || !w.el) continue;
          if (w.hidden) {
            w.el.style.top = -100 - (w.pixelHeight || 0) + 'px';
            continue;
          }
          if (!w._inDocument) {
            w._inDocument = true;
            renderer.container.appendChild(w.el);
          }
          var top = renderer.$cursorLayer.getPixelPosition({ row: i, column: 0 }, true).top;
          if (!w.coverLine) top += config.lineHeight * this.session.getRowLineCount(w.row);
          w.el.style.top = top - config.offset + 'px';
          var left = w.coverGutter ? 0 : renderer.gutterWidth;
          if (!w.fixedWidth) left -= renderer.scrollLeft;
          w.el.style.left = left + 'px';
          if (w.fullWidth && w.screenWidth) {
            w.el.style.minWidth = config.width + 2 * config.padding + 'px';
          }
          if (w.fixedWidth) {
            w.el.style.right = renderer.scrollBar.getWidth() + 'px';
          } else {
            w.el.style.right = '';
          }
        }
      };
      return LineWidgets;
    })();
    exports.LineWidgets = LineWidgets;
  }
);

ace.define(
  'ace/keyboard/gutter_handler',
  ['require', 'exports', 'module', 'ace/lib/keys', 'ace/mouse/default_gutter_handler'],
  function (require, exports, module) {
    'use strict';
    var keys = require('../lib/keys');
    var GutterTooltip = require('../mouse/default_gutter_handler').GutterTooltip;
    var GutterKeyboardHandler = /** @class */ (function () {
      function GutterKeyboardHandler(editor) {
        this.editor = editor;
        this.gutterLayer = editor.renderer.$gutterLayer;
        this.element = editor.renderer.$gutter;
        this.lines = editor.renderer.$gutterLayer.$lines;
        this.activeRowIndex = null;
        this.activeLane = null;
        this.annotationTooltip = new GutterTooltip(this.editor);
      }
      GutterKeyboardHandler.prototype.addListener = function () {
        this.element.addEventListener('keydown', this.$onGutterKeyDown.bind(this));
        this.element.addEventListener('focusout', this.$blurGutter.bind(this));
        this.editor.on('mousewheel', this.$blurGutter.bind(this));
      };
      GutterKeyboardHandler.prototype.removeListener = function () {
        this.element.removeEventListener('keydown', this.$onGutterKeyDown.bind(this));
        this.element.removeEventListener('focusout', this.$blurGutter.bind(this));
        this.editor.off('mousewheel', this.$blurGutter.bind(this));
      };
      GutterKeyboardHandler.prototype.$onGutterKeyDown = function (e) {
        if (this.annotationTooltip.isOpen) {
          e.preventDefault();
          if (e.keyCode === keys['escape']) this.annotationTooltip.hideTooltip();
          return;
        }
        if (e.target === this.element) {
          if (e.keyCode != keys['enter']) {
            return;
          }
          e.preventDefault();
          var row = this.editor.getCursorPosition().row;
          if (!this.editor.isRowVisible(row)) this.editor.scrollToLine(row, true, true);
          setTimeout(
            function () {
              var index = this.$rowToRowIndex(this.gutterLayer.$cursorCell.row);
              var nearestFoldIndex = this.$findNearestFoldWidget(index);
              var nearestAnnotationIndex = this.$findNearestAnnotation(index);
              if (nearestFoldIndex === null && nearestAnnotationIndex === null) return;
              if (nearestFoldIndex === null && nearestAnnotationIndex !== null) {
                this.activeRowIndex = nearestAnnotationIndex;
                this.activeLane = 'annotation';
                this.$focusAnnotation(this.activeRowIndex);
                return;
              }
              if (nearestFoldIndex !== null && nearestAnnotationIndex === null) {
                this.activeRowIndex = nearestFoldIndex;
                this.activeLane = 'fold';
                this.$focusFoldWidget(this.activeRowIndex);
                return;
              }
              if (Math.abs(nearestAnnotationIndex - index) < Math.abs(nearestFoldIndex - index)) {
                this.activeRowIndex = nearestAnnotationIndex;
                this.activeLane = 'annotation';
                this.$focusAnnotation(this.activeRowIndex);
                return;
              } else {
                this.activeRowIndex = nearestFoldIndex;
                this.activeLane = 'fold';
                this.$focusFoldWidget(this.activeRowIndex);
                return;
              }
            }.bind(this),
            10
          );
          return;
        }
        this.$handleGutterKeyboardInteraction(e);
        setTimeout(
          function () {
            this.editor._signal('gutterkeydown', new GutterKeyboardEvent(e, this));
          }.bind(this),
          10
        );
      };
      GutterKeyboardHandler.prototype.$handleGutterKeyboardInteraction = function (e) {
        if (e.keyCode === keys['tab']) {
          e.preventDefault();
          return;
        }
        if (e.keyCode === keys['escape']) {
          e.preventDefault();
          this.$blurGutter();
          this.element.focus();
          this.lane = null;
          return;
        }
        if (e.keyCode === keys['up']) {
          e.preventDefault();
          switch (this.activeLane) {
            case 'fold':
              this.$moveFoldWidgetUp();
              break;
            case 'annotation':
              this.$moveAnnotationUp();
              break;
          }
          return;
        }
        if (e.keyCode === keys['down']) {
          e.preventDefault();
          switch (this.activeLane) {
            case 'fold':
              this.$moveFoldWidgetDown();
              break;
            case 'annotation':
              this.$moveAnnotationDown();
              break;
          }
          return;
        }
        if (e.keyCode === keys['left']) {
          e.preventDefault();
          this.$switchLane('annotation');
          return;
        }
        if (e.keyCode === keys['right']) {
          e.preventDefault();
          this.$switchLane('fold');
          return;
        }
        if (e.keyCode === keys['enter'] || e.keyCode === keys['space']) {
          e.preventDefault();
          switch (this.activeLane) {
            case 'fold':
              if (
                this.gutterLayer.session.foldWidgets[this.$rowIndexToRow(this.activeRowIndex)] ===
                'start'
              ) {
                var rowFoldingWidget = this.$rowIndexToRow(this.activeRowIndex);
                this.editor.session.onFoldWidgetClick(this.$rowIndexToRow(this.activeRowIndex), e);
                setTimeout(
                  function () {
                    if (this.$rowIndexToRow(this.activeRowIndex) !== rowFoldingWidget) {
                      this.$blurFoldWidget(this.activeRowIndex);
                      this.activeRowIndex = this.$rowToRowIndex(rowFoldingWidget);
                      this.$focusFoldWidget(this.activeRowIndex);
                    }
                  }.bind(this),
                  10
                );
                break;
              } else if (
                this.gutterLayer.session.foldWidgets[this.$rowIndexToRow(this.activeRowIndex)] ===
                'end'
              ) {
                break;
              }
              return;
            case 'annotation':
              var gutterElement = this.lines.cells[this.activeRowIndex].element.childNodes[2];
              var rect = gutterElement.getBoundingClientRect();
              var style = this.annotationTooltip.getElement().style;
              style.left = rect.right + 'px';
              style.top = rect.bottom + 'px';
              this.annotationTooltip.showTooltip(this.$rowIndexToRow(this.activeRowIndex));
              break;
          }
          return;
        }
      };
      GutterKeyboardHandler.prototype.$blurGutter = function () {
        if (this.activeRowIndex !== null) {
          switch (this.activeLane) {
            case 'fold':
              this.$blurFoldWidget(this.activeRowIndex);
              break;
            case 'annotation':
              this.$blurAnnotation(this.activeRowIndex);
              break;
          }
        }
        if (this.annotationTooltip.isOpen) this.annotationTooltip.hideTooltip();
        return;
      };
      GutterKeyboardHandler.prototype.$isFoldWidgetVisible = function (index) {
        var isRowFullyVisible = this.editor.isRowFullyVisible(this.$rowIndexToRow(index));
        var isIconVisible = this.$getFoldWidget(index).style.display !== 'none';
        return isRowFullyVisible && isIconVisible;
      };
      GutterKeyboardHandler.prototype.$isAnnotationVisible = function (index) {
        var isRowFullyVisible = this.editor.isRowFullyVisible(this.$rowIndexToRow(index));
        var isIconVisible = this.$getAnnotation(index).style.display !== 'none';
        return isRowFullyVisible && isIconVisible;
      };
      GutterKeyboardHandler.prototype.$getFoldWidget = function (index) {
        var cell = this.lines.get(index);
        var element = cell.element;
        return element.childNodes[1];
      };
      GutterKeyboardHandler.prototype.$getAnnotation = function (index) {
        var cell = this.lines.get(index);
        var element = cell.element;
        return element.childNodes[2];
      };
      GutterKeyboardHandler.prototype.$findNearestFoldWidget = function (index) {
        if (this.$isFoldWidgetVisible(index)) return index;
        var i = 0;
        while (index - i > 0 || index + i < this.lines.getLength() - 1) {
          i++;
          if (index - i >= 0 && this.$isFoldWidgetVisible(index - i)) return index - i;
          if (index + i <= this.lines.getLength() - 1 && this.$isFoldWidgetVisible(index + i))
            return index + i;
        }
        return null;
      };
      GutterKeyboardHandler.prototype.$findNearestAnnotation = function (index) {
        if (this.$isAnnotationVisible(index)) return index;
        var i = 0;
        while (index - i > 0 || index + i < this.lines.getLength() - 1) {
          i++;
          if (index - i >= 0 && this.$isAnnotationVisible(index - i)) return index - i;
          if (index + i <= this.lines.getLength() - 1 && this.$isAnnotationVisible(index + i))
            return index + i;
        }
        return null;
      };
      GutterKeyboardHandler.prototype.$focusFoldWidget = function (index) {
        if (index == null) return;
        var foldWidget = this.$getFoldWidget(index);
        foldWidget.classList.add(this.editor.renderer.keyboardFocusClassName);
        foldWidget.focus();
      };
      GutterKeyboardHandler.prototype.$focusAnnotation = function (index) {
        if (index == null) return;
        var annotation = this.$getAnnotation(index);
        annotation.classList.add(this.editor.renderer.keyboardFocusClassName);
        annotation.focus();
      };
      GutterKeyboardHandler.prototype.$blurFoldWidget = function (index) {
        var foldWidget = this.$getFoldWidget(index);
        foldWidget.classList.remove(this.editor.renderer.keyboardFocusClassName);
        foldWidget.blur();
      };
      GutterKeyboardHandler.prototype.$blurAnnotation = function (index) {
        var annotation = this.$getAnnotation(index);
        annotation.classList.remove(this.editor.renderer.keyboardFocusClassName);
        annotation.blur();
      };
      GutterKeyboardHandler.prototype.$moveFoldWidgetUp = function () {
        var index = this.activeRowIndex;
        while (index > 0) {
          index--;
          if (this.$isFoldWidgetVisible(index)) {
            this.$blurFoldWidget(this.activeRowIndex);
            this.activeRowIndex = index;
            this.$focusFoldWidget(this.activeRowIndex);
            return;
          }
        }
        return;
      };
      GutterKeyboardHandler.prototype.$moveFoldWidgetDown = function () {
        var index = this.activeRowIndex;
        while (index < this.lines.getLength() - 1) {
          index++;
          if (this.$isFoldWidgetVisible(index)) {
            this.$blurFoldWidget(this.activeRowIndex);
            this.activeRowIndex = index;
            this.$focusFoldWidget(this.activeRowIndex);
            return;
          }
        }
        return;
      };
      GutterKeyboardHandler.prototype.$moveAnnotationUp = function () {
        var index = this.activeRowIndex;
        while (index > 0) {
          index--;
          if (this.$isAnnotationVisible(index)) {
            this.$blurAnnotation(this.activeRowIndex);
            this.activeRowIndex = index;
            this.$focusAnnotation(this.activeRowIndex);
            return;
          }
        }
        return;
      };
      GutterKeyboardHandler.prototype.$moveAnnotationDown = function () {
        var index = this.activeRowIndex;
        while (index < this.lines.getLength() - 1) {
          index++;
          if (this.$isAnnotationVisible(index)) {
            this.$blurAnnotation(this.activeRowIndex);
            this.activeRowIndex = index;
            this.$focusAnnotation(this.activeRowIndex);
            return;
          }
        }
        return;
      };
      GutterKeyboardHandler.prototype.$switchLane = function (desinationLane) {
        switch (desinationLane) {
          case 'annotation':
            if (this.activeLane === 'annotation') {
              break;
            }
            var annotationIndex = this.$findNearestAnnotation(this.activeRowIndex);
            if (annotationIndex == null) {
              break;
            }
            this.activeLane = 'annotation';
            this.$blurFoldWidget(this.activeRowIndex);
            this.activeRowIndex = annotationIndex;
            this.$focusAnnotation(this.activeRowIndex);
            break;
          case 'fold':
            if (this.activeLane === 'fold') {
              break;
            }
            var foldWidgetIndex = this.$findNearestFoldWidget(this.activeRowIndex);
            if (foldWidgetIndex == null) {
              break;
            }
            this.activeLane = 'fold';
            this.$blurAnnotation(this.activeRowIndex);
            this.activeRowIndex = foldWidgetIndex;
            this.$focusFoldWidget(this.activeRowIndex);
            break;
        }
        return;
      };
      GutterKeyboardHandler.prototype.$rowIndexToRow = function (index) {
        var cell = this.lines.get(index);
        if (cell) return cell.row;
        return null;
      };
      GutterKeyboardHandler.prototype.$rowToRowIndex = function (row) {
        for (var i = 0; i < this.lines.getLength(); i++) {
          var cell = this.lines.get(i);
          if (cell.row == row) return i;
        }
        return null;
      };
      return GutterKeyboardHandler;
    })();
    exports.GutterKeyboardHandler = GutterKeyboardHandler;
    var GutterKeyboardEvent = /** @class */ (function () {
      function GutterKeyboardEvent(domEvent, gutterKeyboardHandler) {
        this.gutterKeyboardHandler = gutterKeyboardHandler;
        this.domEvent = domEvent;
      }
      GutterKeyboardEvent.prototype.getKey = function () {
        return keys.keyCodeToString(this.domEvent.keyCode);
      };
      GutterKeyboardEvent.prototype.getRow = function () {
        return this.gutterKeyboardHandler.$rowIndexToRow(this.gutterKeyboardHandler.activeRowIndex);
      };
      GutterKeyboardEvent.prototype.isInAnnotationLane = function () {
        return this.gutterKeyboardHandler.activeLane === 'annotation';
      };
      GutterKeyboardEvent.prototype.isInFoldLane = function () {
        return this.gutterKeyboardHandler.activeLane === 'fold';
      };
      return GutterKeyboardEvent;
    })();
    exports.GutterKeyboardEvent = GutterKeyboardEvent;
  }
);

ace.define(
  'ace/editor',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/dom',
    'ace/lib/lang',
    'ace/lib/useragent',
    'ace/keyboard/textinput',
    'ace/mouse/mouse_handler',
    'ace/mouse/fold_handler',
    'ace/keyboard/keybinding',
    'ace/edit_session',
    'ace/search',
    'ace/range',
    'ace/lib/event_emitter',
    'ace/commands/command_manager',
    'ace/commands/default_commands',
    'ace/config',
    'ace/token_iterator',
    'ace/line_widgets',
    'ace/keyboard/gutter_handler',
    'ace/config',
    'ace/clipboard',
    'ace/lib/keys'
  ],
  function (require, exports, module) {
    'use strict';
    var __values =
      (this && this.__values) ||
      function (o) {
        var s = typeof Symbol === 'function' && Symbol.iterator,
          m = s && o[s],
          i = 0;
        if (m) return m.call(o);
        if (o && typeof o.length === 'number')
          return {
            next: function () {
              if (o && i >= o.length) o = void 0;
              return { value: o && o[i++], done: !o };
            }
          };
        throw new TypeError(s ? 'Object is not iterable.' : 'Symbol.iterator is not defined.');
      };
    var oop = require('./lib/oop');
    var dom = require('./lib/dom');
    var lang = require('./lib/lang');
    var useragent = require('./lib/useragent');
    var TextInput = require('./keyboard/textinput').TextInput;
    var MouseHandler = require('./mouse/mouse_handler').MouseHandler;
    var FoldHandler = require('./mouse/fold_handler').FoldHandler;
    var KeyBinding = require('./keyboard/keybinding').KeyBinding;
    var EditSession = require('./edit_session').EditSession;
    var Search = require('./search').Search;
    var Range = require('./range').Range;
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var CommandManager = require('./commands/command_manager').CommandManager;
    var defaultCommands = require('./commands/default_commands').commands;
    var config = require('./config');
    var TokenIterator = require('./token_iterator').TokenIterator;
    var LineWidgets = require('./line_widgets').LineWidgets;
    var GutterKeyboardHandler = require('./keyboard/gutter_handler').GutterKeyboardHandler;
    var nls = require('./config').nls;
    var clipboard = require('./clipboard');
    var keys = require('./lib/keys');
    var Editor = /** @class */ (function () {
      function Editor(renderer, session, options) {
        this.$toDestroy = [];
        var container = renderer.getContainerElement();
        this.container = container;
        this.renderer = renderer;
        this.id = 'editor' + ++Editor.$uid;
        this.commands = new CommandManager(useragent.isMac ? 'mac' : 'win', defaultCommands);
        if (typeof document == 'object') {
          this.textInput = new TextInput(renderer.getTextAreaContainer(), this);
          this.renderer.textarea = this.textInput.getElement();
          this.$mouseHandler = new MouseHandler(this);
          new FoldHandler(this);
        }
        this.keyBinding = new KeyBinding(this);
        this.$search = new Search().set({
          wrap: true
        });
        this.$historyTracker = this.$historyTracker.bind(this);
        this.commands.on('exec', this.$historyTracker);
        this.$initOperationListeners();
        this._$emitInputEvent = lang.delayedCall(
          function () {
            this._signal('input', {});
            if (this.session && !this.session.destroyed) this.session.bgTokenizer.scheduleStart();
          }.bind(this)
        );
        this.on('change', function (_, _self) {
          _self._$emitInputEvent.schedule(31);
        });
        this.setSession(session || (options && options.session) || new EditSession(''));
        config.resetOptions(this);
        if (options) this.setOptions(options);
        config._signal('editor', this);
      }
      Editor.prototype.$initOperationListeners = function () {
        this.commands.on('exec', this.startOperation.bind(this), true);
        this.commands.on('afterExec', this.endOperation.bind(this), true);
        this.$opResetTimer = lang.delayedCall(this.endOperation.bind(this, true));
        this.on(
          'change',
          function () {
            if (!this.curOp) {
              this.startOperation();
              this.curOp.selectionBefore = this.$lastSel;
            }
            this.curOp.docChanged = true;
          }.bind(this),
          true
        );
        this.on(
          'changeSelection',
          function () {
            if (!this.curOp) {
              this.startOperation();
              this.curOp.selectionBefore = this.$lastSel;
            }
            this.curOp.selectionChanged = true;
          }.bind(this),
          true
        );
      };
      Editor.prototype.startOperation = function (commandEvent) {
        if (this.curOp) {
          if (!commandEvent || this.curOp.command) return;
          this.prevOp = this.curOp;
        }
        if (!commandEvent) {
          this.previousCommand = null;
          commandEvent = {};
        }
        this.$opResetTimer.schedule();
        this.curOp = this.session.curOp = {
          command: commandEvent.command || {},
          args: commandEvent.args,
          scrollTop: this.renderer.scrollTop
        };
        this.curOp.selectionBefore = this.selection.toJSON();
      };
      Editor.prototype.endOperation = function (e) {
        if (this.curOp && this.session) {
          if ((e && e.returnValue === false) || !this.session) return (this.curOp = null);
          if (e == true && this.curOp.command && this.curOp.command.name == 'mouse') return;
          this._signal('beforeEndOperation');
          if (!this.curOp) return;
          var command = this.curOp.command;
          var scrollIntoView = command && command.scrollIntoView;
          if (scrollIntoView) {
            switch (scrollIntoView) {
              case 'center-animate':
                scrollIntoView = 'animate';
              case 'center':
                this.renderer.scrollCursorIntoView(null, 0.5);
                break;
              case 'animate':
              case 'cursor':
                this.renderer.scrollCursorIntoView();
                break;
              case 'selectionPart':
                var range = this.selection.getRange();
                var config = this.renderer.layerConfig;
                if (range.start.row >= config.lastRow || range.end.row <= config.firstRow) {
                  this.renderer.scrollSelectionIntoView(this.selection.anchor, this.selection.lead);
                }
                break;
              default:
                break;
            }
            if (scrollIntoView == 'animate') this.renderer.animateScrolling(this.curOp.scrollTop);
          }
          var sel = this.selection.toJSON();
          this.curOp.selectionAfter = sel;
          this.$lastSel = this.selection.toJSON();
          this.session.getUndoManager().addSelection(sel);
          this.prevOp = this.curOp;
          this.curOp = null;
        }
      };
      Editor.prototype.$historyTracker = function (e) {
        if (!this.$mergeUndoDeltas) return;
        var prev = this.prevOp;
        var mergeableCommands = this.$mergeableCommands;
        var shouldMerge = prev.command && e.command.name == prev.command.name;
        if (e.command.name == 'insertstring') {
          var text = e.args;
          if (this.mergeNextCommand === undefined) this.mergeNextCommand = true;
          shouldMerge =
            shouldMerge &&
            this.mergeNextCommand && // previous command allows to coalesce with
            (!/\s/.test(text) || /\s/.test(prev.args)); // previous insertion was of same type
          this.mergeNextCommand = true;
        } else {
          shouldMerge = shouldMerge && mergeableCommands.indexOf(e.command.name) !== -1; // the command is mergeable
        }
        if (this.$mergeUndoDeltas != 'always' && Date.now() - this.sequenceStartTime > 2000) {
          shouldMerge = false; // the sequence is too long
        }
        if (shouldMerge) this.session.mergeUndoDeltas = true;
        else if (mergeableCommands.indexOf(e.command.name) !== -1)
          this.sequenceStartTime = Date.now();
      };
      Editor.prototype.setKeyboardHandler = function (keyboardHandler, cb) {
        if (keyboardHandler && typeof keyboardHandler === 'string' && keyboardHandler != 'ace') {
          this.$keybindingId = keyboardHandler;
          var _self = this;
          config.loadModule(['keybinding', keyboardHandler], function (module) {
            if (_self.$keybindingId == keyboardHandler)
              _self.keyBinding.setKeyboardHandler(module && module.handler);
            cb && cb();
          });
        } else {
          this.$keybindingId = null;
          this.keyBinding.setKeyboardHandler(keyboardHandler);
          cb && cb();
        }
      };
      Editor.prototype.getKeyboardHandler = function () {
        return this.keyBinding.getKeyboardHandler();
      };
      Editor.prototype.setSession = function (session) {
        if (this.session == session) return;
        if (this.curOp) this.endOperation();
        this.curOp = {};
        var oldSession = this.session;
        if (oldSession) {
          this.session.off('change', this.$onDocumentChange);
          this.session.off('changeMode', this.$onChangeMode);
          this.session.off('tokenizerUpdate', this.$onTokenizerUpdate);
          this.session.off('changeTabSize', this.$onChangeTabSize);
          this.session.off('changeWrapLimit', this.$onChangeWrapLimit);
          this.session.off('changeWrapMode', this.$onChangeWrapMode);
          this.session.off('changeFold', this.$onChangeFold);
          this.session.off('changeFrontMarker', this.$onChangeFrontMarker);
          this.session.off('changeBackMarker', this.$onChangeBackMarker);
          this.session.off('changeBreakpoint', this.$onChangeBreakpoint);
          this.session.off('changeAnnotation', this.$onChangeAnnotation);
          this.session.off('changeOverwrite', this.$onCursorChange);
          this.session.off('changeScrollTop', this.$onScrollTopChange);
          this.session.off('changeScrollLeft', this.$onScrollLeftChange);
          var selection = this.session.getSelection();
          selection.off('changeCursor', this.$onCursorChange);
          selection.off('changeSelection', this.$onSelectionChange);
        }
        this.session = session;
        if (session) {
          this.$onDocumentChange = this.onDocumentChange.bind(this);
          session.on('change', this.$onDocumentChange);
          this.renderer.setSession(session);
          this.$onChangeMode = this.onChangeMode.bind(this);
          session.on('changeMode', this.$onChangeMode);
          this.$onTokenizerUpdate = this.onTokenizerUpdate.bind(this);
          session.on('tokenizerUpdate', this.$onTokenizerUpdate);
          this.$onChangeTabSize = this.renderer.onChangeTabSize.bind(this.renderer);
          session.on('changeTabSize', this.$onChangeTabSize);
          this.$onChangeWrapLimit = this.onChangeWrapLimit.bind(this);
          session.on('changeWrapLimit', this.$onChangeWrapLimit);
          this.$onChangeWrapMode = this.onChangeWrapMode.bind(this);
          session.on('changeWrapMode', this.$onChangeWrapMode);
          this.$onChangeFold = this.onChangeFold.bind(this);
          session.on('changeFold', this.$onChangeFold);
          this.$onChangeFrontMarker = this.onChangeFrontMarker.bind(this);
          this.session.on('changeFrontMarker', this.$onChangeFrontMarker);
          this.$onChangeBackMarker = this.onChangeBackMarker.bind(this);
          this.session.on('changeBackMarker', this.$onChangeBackMarker);
          this.$onChangeBreakpoint = this.onChangeBreakpoint.bind(this);
          this.session.on('changeBreakpoint', this.$onChangeBreakpoint);
          this.$onChangeAnnotation = this.onChangeAnnotation.bind(this);
          this.session.on('changeAnnotation', this.$onChangeAnnotation);
          this.$onCursorChange = this.onCursorChange.bind(this);
          this.session.on('changeOverwrite', this.$onCursorChange);
          this.$onScrollTopChange = this.onScrollTopChange.bind(this);
          this.session.on('changeScrollTop', this.$onScrollTopChange);
          this.$onScrollLeftChange = this.onScrollLeftChange.bind(this);
          this.session.on('changeScrollLeft', this.$onScrollLeftChange);
          this.selection = session.getSelection();
          this.selection.on('changeCursor', this.$onCursorChange);
          this.$onSelectionChange = this.onSelectionChange.bind(this);
          this.selection.on('changeSelection', this.$onSelectionChange);
          this.onChangeMode();
          this.onCursorChange();
          this.onScrollTopChange();
          this.onScrollLeftChange();
          this.onSelectionChange();
          this.onChangeFrontMarker();
          this.onChangeBackMarker();
          this.onChangeBreakpoint();
          this.onChangeAnnotation();
          this.session.getUseWrapMode() && this.renderer.adjustWrapLimit();
          this.renderer.updateFull();
        } else {
          this.selection = null;
          this.renderer.setSession(session);
        }
        this._signal('changeSession', {
          session: session,
          oldSession: oldSession
        });
        this.curOp = null;
        oldSession && oldSession._signal('changeEditor', { oldEditor: this });
        session && session._signal('changeEditor', { editor: this });
        if (session && !session.destroyed) session.bgTokenizer.scheduleStart();
      };
      Editor.prototype.getSession = function () {
        return this.session;
      };
      Editor.prototype.setValue = function (val, cursorPos) {
        this.session.doc.setValue(val);
        if (!cursorPos) this.selectAll();
        else if (cursorPos == 1) this.navigateFileEnd();
        else if (cursorPos == -1) this.navigateFileStart();
        return val;
      };
      Editor.prototype.getValue = function () {
        return this.session.getValue();
      };
      Editor.prototype.getSelection = function () {
        return this.selection;
      };
      Editor.prototype.resize = function (force) {
        this.renderer.onResize(force);
      };
      Editor.prototype.setTheme = function (theme, cb) {
        this.renderer.setTheme(theme, cb);
      };
      Editor.prototype.getTheme = function () {
        return this.renderer.getTheme();
      };
      Editor.prototype.setStyle = function (style) {
        this.renderer.setStyle(style);
      };
      Editor.prototype.unsetStyle = function (style) {
        this.renderer.unsetStyle(style);
      };
      Editor.prototype.getFontSize = function () {
        return this.getOption('fontSize') || dom.computedStyle(this.container).fontSize;
      };
      Editor.prototype.setFontSize = function (size) {
        this.setOption('fontSize', size);
      };
      Editor.prototype.$highlightBrackets = function () {
        if (this.$highlightPending) {
          return;
        }
        var self = this;
        this.$highlightPending = true;
        setTimeout(function () {
          self.$highlightPending = false;
          var session = self.session;
          if (!session || session.destroyed) return;
          if (session.$bracketHighlight) {
            session.$bracketHighlight.markerIds.forEach(function (id) {
              session.removeMarker(id);
            });
            session.$bracketHighlight = null;
          }
          var pos = self.getCursorPosition();
          var handler = self.getKeyboardHandler();
          var isBackwards =
            handler && handler.$getDirectionForHighlight && handler.$getDirectionForHighlight(self);
          var ranges = session.getMatchingBracketRanges(pos, isBackwards);
          if (!ranges) {
            var iterator = new TokenIterator(session, pos.row, pos.column);
            var token = iterator.getCurrentToken();
            if (token && /\b(?:tag-open|tag-name)/.test(token.type)) {
              var tagNamesRanges = session.getMatchingTags(pos);
              if (tagNamesRanges)
                ranges = [tagNamesRanges.openTagName, tagNamesRanges.closeTagName];
            }
          }
          if (!ranges && session.$mode.getMatching)
            ranges = session.$mode.getMatching(self.session);
          if (!ranges) {
            if (self.getHighlightIndentGuides()) self.renderer.$textLayer.$highlightIndentGuide();
            return;
          }
          var markerType = 'ace_bracket';
          if (!Array.isArray(ranges)) {
            ranges = [ranges];
          } else if (ranges.length == 1) {
            markerType = 'ace_error_bracket';
          }
          if (ranges.length == 2) {
            if (Range.comparePoints(ranges[0].end, ranges[1].start) == 0)
              ranges = [Range.fromPoints(ranges[0].start, ranges[1].end)];
            else if (Range.comparePoints(ranges[0].start, ranges[1].end) == 0)
              ranges = [Range.fromPoints(ranges[1].start, ranges[0].end)];
          }
          session.$bracketHighlight = {
            ranges: ranges,
            markerIds: ranges.map(function (range) {
              return session.addMarker(range, markerType, 'text');
            })
          };
          if (self.getHighlightIndentGuides()) self.renderer.$textLayer.$highlightIndentGuide();
        }, 50);
      };
      Editor.prototype.focus = function () {
        this.textInput.focus();
      };
      Editor.prototype.isFocused = function () {
        return this.textInput.isFocused();
      };
      Editor.prototype.blur = function () {
        this.textInput.blur();
      };
      Editor.prototype.onFocus = function (e) {
        if (this.$isFocused) return;
        this.$isFocused = true;
        this.renderer.showCursor();
        this.renderer.visualizeFocus();
        this._emit('focus', e);
      };
      Editor.prototype.onBlur = function (e) {
        if (!this.$isFocused) return;
        this.$isFocused = false;
        this.renderer.hideCursor();
        this.renderer.visualizeBlur();
        this._emit('blur', e);
      };
      Editor.prototype.$cursorChange = function () {
        this.renderer.updateCursor();
        this.$highlightBrackets();
        this.$updateHighlightActiveLine();
      };
      Editor.prototype.onDocumentChange = function (delta) {
        var wrap = this.session.$useWrapMode;
        var lastRow = delta.start.row == delta.end.row ? delta.end.row : Infinity;
        this.renderer.updateLines(delta.start.row, lastRow, wrap);
        this._signal('change', delta);
        this.$cursorChange();
      };
      Editor.prototype.onTokenizerUpdate = function (e) {
        var rows = e.data;
        this.renderer.updateLines(rows.first, rows.last);
      };
      Editor.prototype.onScrollTopChange = function () {
        this.renderer.scrollToY(this.session.getScrollTop());
      };
      Editor.prototype.onScrollLeftChange = function () {
        this.renderer.scrollToX(this.session.getScrollLeft());
      };
      Editor.prototype.onCursorChange = function () {
        this.$cursorChange();
        this._signal('changeSelection');
      };
      Editor.prototype.$updateHighlightActiveLine = function () {
        var session = this.getSession();
        var highlight;
        if (this.$highlightActiveLine) {
          if (this.$selectionStyle != 'line' || !this.selection.isMultiLine())
            highlight = this.getCursorPosition();
          if (
            this.renderer.theme &&
            this.renderer.theme.$selectionColorConflict &&
            !this.selection.isEmpty()
          )
            highlight = false;
          if (
            this.renderer.$maxLines &&
            this.session.getLength() === 1 &&
            !(this.renderer.$minLines > 1)
          )
            highlight = false;
        }
        if (session.$highlightLineMarker && !highlight) {
          session.removeMarker(session.$highlightLineMarker.id);
          session.$highlightLineMarker = null;
        } else if (!session.$highlightLineMarker && highlight) {
          var range = new Range(highlight.row, highlight.column, highlight.row, Infinity);
          range.id = session.addMarker(range, 'ace_active-line', 'screenLine');
          session.$highlightLineMarker = range;
        } else if (highlight) {
          session.$highlightLineMarker.start.row = highlight.row;
          session.$highlightLineMarker.end.row = highlight.row;
          session.$highlightLineMarker.start.column = highlight.column;
          session._signal('changeBackMarker');
        }
      };
      Editor.prototype.onSelectionChange = function (e) {
        var session = this.session;
        if (session.$selectionMarker) {
          session.removeMarker(session.$selectionMarker);
        }
        session.$selectionMarker = null;
        if (!this.selection.isEmpty()) {
          var range = this.selection.getRange();
          var style = this.getSelectionStyle();
          session.$selectionMarker = session.addMarker(range, 'ace_selection', style);
        } else {
          this.$updateHighlightActiveLine();
        }
        var re = this.$highlightSelectedWord && this.$getSelectionHighLightRegexp();
        this.session.highlight(re);
        this._signal('changeSelection');
      };
      Editor.prototype.$getSelectionHighLightRegexp = function () {
        var session = this.session;
        var selection = this.getSelectionRange();
        if (selection.isEmpty() || selection.isMultiLine()) return;
        var startColumn = selection.start.column;
        var endColumn = selection.end.column;
        var line = session.getLine(selection.start.row);
        var needle = line.substring(startColumn, endColumn);
        if (needle.length > 5000 || !/[\w\d]/.test(needle)) return;
        var re = this.$search.$assembleRegExp({
          wholeWord: true,
          caseSensitive: true,
          needle: needle
        });
        var wordWithBoundary = line.substring(startColumn - 1, endColumn + 1);
        if (!re.test(wordWithBoundary)) return;
        return re;
      };
      Editor.prototype.onChangeFrontMarker = function () {
        this.renderer.updateFrontMarkers();
      };
      Editor.prototype.onChangeBackMarker = function () {
        this.renderer.updateBackMarkers();
      };
      Editor.prototype.onChangeBreakpoint = function () {
        this.renderer.updateBreakpoints();
      };
      Editor.prototype.onChangeAnnotation = function () {
        this.renderer.setAnnotations(this.session.getAnnotations());
      };
      Editor.prototype.onChangeMode = function (e) {
        this.renderer.updateText();
        this._emit('changeMode', e);
      };
      Editor.prototype.onChangeWrapLimit = function () {
        this.renderer.updateFull();
      };
      Editor.prototype.onChangeWrapMode = function () {
        this.renderer.onResize(true);
      };
      Editor.prototype.onChangeFold = function () {
        this.$updateHighlightActiveLine();
        this.renderer.updateFull();
      };
      Editor.prototype.getSelectedText = function () {
        return this.session.getTextRange(this.getSelectionRange());
      };
      Editor.prototype.getCopyText = function () {
        var text = this.getSelectedText();
        var nl = this.session.doc.getNewLineCharacter();
        var copyLine = false;
        if (!text && this.$copyWithEmptySelection) {
          copyLine = true;
          var ranges = this.selection.getAllRanges();
          for (var i = 0; i < ranges.length; i++) {
            var range = ranges[i];
            if (i && ranges[i - 1].start.row == range.start.row) continue;
            text += this.session.getLine(range.start.row) + nl;
          }
        }
        var e = { text: text };
        this._signal('copy', e);
        clipboard.lineMode = copyLine ? e.text : false;
        return e.text;
      };
      Editor.prototype.onCopy = function () {
        this.commands.exec('copy', this);
      };
      Editor.prototype.onCut = function () {
        this.commands.exec('cut', this);
      };
      Editor.prototype.onPaste = function (text, event) {
        var e = { text: text, event: event };
        this.commands.exec('paste', this, e);
      };
      Editor.prototype.$handlePaste = function (e) {
        if (typeof e == 'string') e = { text: e };
        this._signal('paste', e);
        var text = e.text;
        var lineMode = text === clipboard.lineMode;
        var session = this.session;
        if (!this.inMultiSelectMode || this.inVirtualSelectionMode) {
          if (lineMode) session.insert({ row: this.selection.lead.row, column: 0 }, text);
          else this.insert(text);
        } else if (lineMode) {
          this.selection.rangeList.ranges.forEach(function (range) {
            session.insert({ row: range.start.row, column: 0 }, text);
          });
        } else {
          var lines = text.split(/\r\n|\r|\n/);
          var ranges = this.selection.rangeList.ranges;
          var isFullLine = lines.length == 2 && (!lines[0] || !lines[1]);
          if (lines.length != ranges.length || isFullLine)
            return this.commands.exec('insertstring', this, text);
          for (var i = ranges.length; i--; ) {
            var range = ranges[i];
            if (!range.isEmpty()) session.remove(range);
            session.insert(range.start, lines[i]);
          }
        }
      };
      Editor.prototype.execCommand = function (command, args) {
        return this.commands.exec(command, this, args);
      };
      Editor.prototype.insert = function (text, pasted) {
        var session = this.session;
        var mode = session.getMode();
        var cursor = this.getCursorPosition();
        if (this.getBehavioursEnabled() && !pasted) {
          var transform = mode.transformAction(
            session.getState(cursor.row),
            'insertion',
            this,
            session,
            text
          );
          if (transform) {
            if (text !== transform.text) {
              if (!this.inVirtualSelectionMode) {
                this.session.mergeUndoDeltas = false;
                this.mergeNextCommand = false;
              }
            }
            text = transform.text;
          }
        }
        if (text == '\t') text = this.session.getTabString();
        if (!this.selection.isEmpty()) {
          var range = this.getSelectionRange();
          cursor = this.session.remove(range);
          this.clearSelection();
        } else if (this.session.getOverwrite() && text.indexOf('\n') == -1) {
          var range = new Range.fromPoints(cursor, cursor);
          range.end.column += text.length;
          this.session.remove(range);
        }
        if (text == '\n' || text == '\r\n') {
          var line = session.getLine(cursor.row);
          if (cursor.column > line.search(/\S|$/)) {
            var d = line.substr(cursor.column).search(/\S|$/);
            session.doc.removeInLine(cursor.row, cursor.column, cursor.column + d);
          }
        }
        this.clearSelection();
        var start = cursor.column;
        var lineState = session.getState(cursor.row);
        var line = session.getLine(cursor.row);
        var shouldOutdent = mode.checkOutdent(lineState, line, text);
        session.insert(cursor, text);
        if (transform && transform.selection) {
          if (transform.selection.length == 2) {
            // Transform relative to the current column
            this.selection.setSelectionRange(
              new Range(
                cursor.row,
                start + transform.selection[0],
                cursor.row,
                start + transform.selection[1]
              )
            );
          } else {
            // Transform relative to the current row.
            this.selection.setSelectionRange(
              new Range(
                cursor.row + transform.selection[0],
                transform.selection[1],
                cursor.row + transform.selection[2],
                transform.selection[3]
              )
            );
          }
        }
        if (this.$enableAutoIndent) {
          if (session.getDocument().isNewLine(text)) {
            var lineIndent = mode.getNextLineIndent(
              lineState,
              line.slice(0, cursor.column),
              session.getTabString()
            );
            session.insert({ row: cursor.row + 1, column: 0 }, lineIndent);
          }
          if (shouldOutdent) mode.autoOutdent(lineState, session, cursor.row);
        }
      };
      Editor.prototype.autoIndent = function () {
        var session = this.session;
        var mode = session.getMode();
        var startRow, endRow;
        if (this.selection.isEmpty()) {
          startRow = 0;
          endRow = session.doc.getLength() - 1;
        } else {
          var selectedRange = this.getSelectionRange();
          startRow = selectedRange.start.row;
          endRow = selectedRange.end.row;
        }
        var prevLineState = '';
        var prevLine = '';
        var lineIndent = '';
        var line, currIndent, range;
        var tab = session.getTabString();
        for (var row = startRow; row <= endRow; row++) {
          if (row > 0) {
            prevLineState = session.getState(row - 1);
            prevLine = session.getLine(row - 1);
            lineIndent = mode.getNextLineIndent(prevLineState, prevLine, tab);
          }
          line = session.getLine(row);
          currIndent = mode.$getIndent(line);
          if (lineIndent !== currIndent) {
            if (currIndent.length > 0) {
              range = new Range(row, 0, row, currIndent.length);
              session.remove(range);
            }
            if (lineIndent.length > 0) {
              session.insert({ row: row, column: 0 }, lineIndent);
            }
          }
          mode.autoOutdent(prevLineState, session, row);
        }
      };
      Editor.prototype.onTextInput = function (text, composition) {
        if (!composition) return this.keyBinding.onTextInput(text);
        this.startOperation({ command: { name: 'insertstring' } });
        var applyComposition = this.applyComposition.bind(this, text, composition);
        if (this.selection.rangeCount) this.forEachSelection(applyComposition);
        else applyComposition();
        this.endOperation();
      };
      Editor.prototype.applyComposition = function (text, composition) {
        if (composition.extendLeft || composition.extendRight) {
          var r = this.selection.getRange();
          r.start.column -= composition.extendLeft;
          r.end.column += composition.extendRight;
          if (r.start.column < 0) {
            r.start.row--;
            r.start.column += this.session.getLine(r.start.row).length + 1;
          }
          this.selection.setRange(r);
          if (!text && !r.isEmpty()) this.remove();
        }
        if (text || !this.selection.isEmpty()) this.insert(text, true);
        if (composition.restoreStart || composition.restoreEnd) {
          var r = this.selection.getRange();
          r.start.column -= composition.restoreStart;
          r.end.column -= composition.restoreEnd;
          this.selection.setRange(r);
        }
      };
      Editor.prototype.onCommandKey = function (e, hashId, keyCode) {
        return this.keyBinding.onCommandKey(e, hashId, keyCode);
      };
      Editor.prototype.setOverwrite = function (overwrite) {
        this.session.setOverwrite(overwrite);
      };
      Editor.prototype.getOverwrite = function () {
        return this.session.getOverwrite();
      };
      Editor.prototype.toggleOverwrite = function () {
        this.session.toggleOverwrite();
      };
      Editor.prototype.setScrollSpeed = function (speed) {
        this.setOption('scrollSpeed', speed);
      };
      Editor.prototype.getScrollSpeed = function () {
        return this.getOption('scrollSpeed');
      };
      Editor.prototype.setDragDelay = function (dragDelay) {
        this.setOption('dragDelay', dragDelay);
      };
      Editor.prototype.getDragDelay = function () {
        return this.getOption('dragDelay');
      };
      Editor.prototype.setSelectionStyle = function (val) {
        this.setOption('selectionStyle', val);
      };
      Editor.prototype.getSelectionStyle = function () {
        return this.getOption('selectionStyle');
      };
      Editor.prototype.setHighlightActiveLine = function (shouldHighlight) {
        this.setOption('highlightActiveLine', shouldHighlight);
      };
      Editor.prototype.getHighlightActiveLine = function () {
        return this.getOption('highlightActiveLine');
      };
      Editor.prototype.setHighlightGutterLine = function (shouldHighlight) {
        this.setOption('highlightGutterLine', shouldHighlight);
      };
      Editor.prototype.getHighlightGutterLine = function () {
        return this.getOption('highlightGutterLine');
      };
      Editor.prototype.setHighlightSelectedWord = function (shouldHighlight) {
        this.setOption('highlightSelectedWord', shouldHighlight);
      };
      Editor.prototype.getHighlightSelectedWord = function () {
        return this.$highlightSelectedWord;
      };
      Editor.prototype.setAnimatedScroll = function (shouldAnimate) {
        this.renderer.setAnimatedScroll(shouldAnimate);
      };
      Editor.prototype.getAnimatedScroll = function () {
        return this.renderer.getAnimatedScroll();
      };
      Editor.prototype.setShowInvisibles = function (showInvisibles) {
        this.renderer.setShowInvisibles(showInvisibles);
      };
      Editor.prototype.getShowInvisibles = function () {
        return this.renderer.getShowInvisibles();
      };
      Editor.prototype.setDisplayIndentGuides = function (display) {
        this.renderer.setDisplayIndentGuides(display);
      };
      Editor.prototype.getDisplayIndentGuides = function () {
        return this.renderer.getDisplayIndentGuides();
      };
      Editor.prototype.setHighlightIndentGuides = function (highlight) {
        this.renderer.setHighlightIndentGuides(highlight);
      };
      Editor.prototype.getHighlightIndentGuides = function () {
        return this.renderer.getHighlightIndentGuides();
      };
      Editor.prototype.setShowPrintMargin = function (showPrintMargin) {
        this.renderer.setShowPrintMargin(showPrintMargin);
      };
      Editor.prototype.getShowPrintMargin = function () {
        return this.renderer.getShowPrintMargin();
      };
      Editor.prototype.setPrintMarginColumn = function (showPrintMargin) {
        this.renderer.setPrintMarginColumn(showPrintMargin);
      };
      Editor.prototype.getPrintMarginColumn = function () {
        return this.renderer.getPrintMarginColumn();
      };
      Editor.prototype.setReadOnly = function (readOnly) {
        this.setOption('readOnly', readOnly);
      };
      Editor.prototype.getReadOnly = function () {
        return this.getOption('readOnly');
      };
      Editor.prototype.setBehavioursEnabled = function (enabled) {
        this.setOption('behavioursEnabled', enabled);
      };
      Editor.prototype.getBehavioursEnabled = function () {
        return this.getOption('behavioursEnabled');
      };
      Editor.prototype.setWrapBehavioursEnabled = function (enabled) {
        this.setOption('wrapBehavioursEnabled', enabled);
      };
      Editor.prototype.getWrapBehavioursEnabled = function () {
        return this.getOption('wrapBehavioursEnabled');
      };
      Editor.prototype.setShowFoldWidgets = function (show) {
        this.setOption('showFoldWidgets', show);
      };
      Editor.prototype.getShowFoldWidgets = function () {
        return this.getOption('showFoldWidgets');
      };
      Editor.prototype.setFadeFoldWidgets = function (fade) {
        this.setOption('fadeFoldWidgets', fade);
      };
      Editor.prototype.getFadeFoldWidgets = function () {
        return this.getOption('fadeFoldWidgets');
      };
      Editor.prototype.remove = function (dir) {
        if (this.selection.isEmpty()) {
          if (dir == 'left') this.selection.selectLeft();
          else this.selection.selectRight();
        }
        var range = this.getSelectionRange();
        if (this.getBehavioursEnabled()) {
          var session = this.session;
          var state = session.getState(range.start.row);
          var new_range = session
            .getMode()
            .transformAction(state, 'deletion', this, session, range);
          if (range.end.column === 0) {
            var text = session.getTextRange(range);
            if (text[text.length - 1] == '\n') {
              var line = session.getLine(range.end.row);
              if (/^\s+$/.test(line)) {
                range.end.column = line.length;
              }
            }
          }
          if (new_range) range = new_range;
        }
        this.session.remove(range);
        this.clearSelection();
      };
      Editor.prototype.removeWordRight = function () {
        if (this.selection.isEmpty()) this.selection.selectWordRight();
        this.session.remove(this.getSelectionRange());
        this.clearSelection();
      };
      Editor.prototype.removeWordLeft = function () {
        if (this.selection.isEmpty()) this.selection.selectWordLeft();
        this.session.remove(this.getSelectionRange());
        this.clearSelection();
      };
      Editor.prototype.removeToLineStart = function () {
        if (this.selection.isEmpty()) this.selection.selectLineStart();
        if (this.selection.isEmpty()) this.selection.selectLeft();
        this.session.remove(this.getSelectionRange());
        this.clearSelection();
      };
      Editor.prototype.removeToLineEnd = function () {
        if (this.selection.isEmpty()) this.selection.selectLineEnd();
        var range = this.getSelectionRange();
        if (range.start.column == range.end.column && range.start.row == range.end.row) {
          range.end.column = 0;
          range.end.row++;
        }
        this.session.remove(range);
        this.clearSelection();
      };
      Editor.prototype.splitLine = function () {
        if (!this.selection.isEmpty()) {
          this.session.remove(this.getSelectionRange());
          this.clearSelection();
        }
        var cursor = this.getCursorPosition();
        this.insert('\n');
        this.moveCursorToPosition(cursor);
      };
      Editor.prototype.setGhostText = function (text, position) {
        if (!this.session.widgetManager) {
          this.session.widgetManager = new LineWidgets(this.session);
          this.session.widgetManager.attach(this);
        }
        this.renderer.setGhostText(text, position);
      };
      Editor.prototype.removeGhostText = function () {
        if (!this.session.widgetManager) return;
        this.renderer.removeGhostText();
      };
      Editor.prototype.transposeLetters = function () {
        if (!this.selection.isEmpty()) {
          return;
        }
        var cursor = this.getCursorPosition();
        var column = cursor.column;
        if (column === 0) return;
        var line = this.session.getLine(cursor.row);
        var swap, range;
        if (column < line.length) {
          swap = line.charAt(column) + line.charAt(column - 1);
          range = new Range(cursor.row, column - 1, cursor.row, column + 1);
        } else {
          swap = line.charAt(column - 1) + line.charAt(column - 2);
          range = new Range(cursor.row, column - 2, cursor.row, column);
        }
        this.session.replace(range, swap);
        this.session.selection.moveToPosition(range.end);
      };
      Editor.prototype.toLowerCase = function () {
        var originalRange = this.getSelectionRange();
        if (this.selection.isEmpty()) {
          this.selection.selectWord();
        }
        var range = this.getSelectionRange();
        var text = this.session.getTextRange(range);
        this.session.replace(range, text.toLowerCase());
        this.selection.setSelectionRange(originalRange);
      };
      Editor.prototype.toUpperCase = function () {
        var originalRange = this.getSelectionRange();
        if (this.selection.isEmpty()) {
          this.selection.selectWord();
        }
        var range = this.getSelectionRange();
        var text = this.session.getTextRange(range);
        this.session.replace(range, text.toUpperCase());
        this.selection.setSelectionRange(originalRange);
      };
      Editor.prototype.indent = function () {
        var session = this.session;
        var range = this.getSelectionRange();
        if (range.start.row < range.end.row) {
          var rows = this.$getSelectedRows();
          session.indentRows(rows.first, rows.last, '\t');
          return;
        } else if (range.start.column < range.end.column) {
          var text = session.getTextRange(range);
          if (!/^\s+$/.test(text)) {
            var rows = this.$getSelectedRows();
            session.indentRows(rows.first, rows.last, '\t');
            return;
          }
        }
        var line = session.getLine(range.start.row);
        var position = range.start;
        var size = session.getTabSize();
        var column = session.documentToScreenColumn(position.row, position.column);
        if (this.session.getUseSoftTabs()) {
          var count = size - (column % size);
          var indentString = lang.stringRepeat(' ', count);
        } else {
          var count = column % size;
          while (line[range.start.column - 1] == ' ' && count) {
            range.start.column--;
            count--;
          }
          this.selection.setSelectionRange(range);
          indentString = '\t';
        }
        return this.insert(indentString);
      };
      Editor.prototype.blockIndent = function () {
        var rows = this.$getSelectedRows();
        this.session.indentRows(rows.first, rows.last, '\t');
      };
      Editor.prototype.blockOutdent = function () {
        var selection = this.session.getSelection();
        this.session.outdentRows(selection.getRange());
      };
      Editor.prototype.sortLines = function () {
        var rows = this.$getSelectedRows();
        var session = this.session;
        var lines = [];
        for (var i = rows.first; i <= rows.last; i++) lines.push(session.getLine(i));
        lines.sort(function (a, b) {
          if (a.toLowerCase() < b.toLowerCase()) return -1;
          if (a.toLowerCase() > b.toLowerCase()) return 1;
          return 0;
        });
        var deleteRange = new Range(0, 0, 0, 0);
        for (var i = rows.first; i <= rows.last; i++) {
          var line = session.getLine(i);
          deleteRange.start.row = i;
          deleteRange.end.row = i;
          deleteRange.end.column = line.length;
          session.replace(deleteRange, lines[i - rows.first]);
        }
      };
      Editor.prototype.toggleCommentLines = function () {
        var state = this.session.getState(this.getCursorPosition().row);
        var rows = this.$getSelectedRows();
        this.session.getMode().toggleCommentLines(state, this.session, rows.first, rows.last);
      };
      Editor.prototype.toggleBlockComment = function () {
        var cursor = this.getCursorPosition();
        var state = this.session.getState(cursor.row);
        var range = this.getSelectionRange();
        this.session.getMode().toggleBlockComment(state, this.session, range, cursor);
      };
      Editor.prototype.getNumberAt = function (row, column) {
        var _numberRx = /[\-]?[0-9]+(?:\.[0-9]+)?/g;
        _numberRx.lastIndex = 0;
        var s = this.session.getLine(row);
        while (_numberRx.lastIndex < column) {
          var m = _numberRx.exec(s);
          if (m.index <= column && m.index + m[0].length >= column) {
            var number = {
              value: m[0],
              start: m.index,
              end: m.index + m[0].length
            };
            return number;
          }
        }
        return null;
      };
      Editor.prototype.modifyNumber = function (amount) {
        var row = this.selection.getCursor().row;
        var column = this.selection.getCursor().column;
        var charRange = new Range(row, column - 1, row, column);
        var c = this.session.getTextRange(charRange);
        if (!isNaN(parseFloat(c)) && isFinite(c)) {
          var nr = this.getNumberAt(row, column);
          if (nr) {
            var fp = nr.value.indexOf('.') >= 0 ? nr.start + nr.value.indexOf('.') + 1 : nr.end;
            var decimals = nr.start + nr.value.length - fp;
            var t = parseFloat(nr.value);
            t *= Math.pow(10, decimals);
            if (fp !== nr.end && column < fp) {
              amount *= Math.pow(10, nr.end - column - 1);
            } else {
              amount *= Math.pow(10, nr.end - column);
            }
            t += amount;
            t /= Math.pow(10, decimals);
            var nnr = t.toFixed(decimals);
            var replaceRange = new Range(row, nr.start, row, nr.end);
            this.session.replace(replaceRange, nnr);
            this.moveCursorTo(row, Math.max(nr.start + 1, column + nnr.length - nr.value.length));
          }
        } else {
          this.toggleWord();
        }
      };
      Editor.prototype.toggleWord = function () {
        var row = this.selection.getCursor().row;
        var column = this.selection.getCursor().column;
        this.selection.selectWord();
        var currentState = this.getSelectedText();
        var currWordStart = this.selection.getWordRange().start.column;
        var wordParts = currentState.replace(/([a-z]+|[A-Z]+)(?=[A-Z_]|$)/g, '$1 ').split(/\s/);
        var delta = column - currWordStart - 1;
        if (delta < 0) delta = 0;
        var curLength = 0,
          itLength = 0;
        var that = this;
        if (currentState.match(/[A-Za-z0-9_]+/)) {
          wordParts.forEach(function (item, i) {
            itLength = curLength + item.length;
            if (delta >= curLength && delta <= itLength) {
              currentState = item;
              that.selection.clearSelection();
              that.moveCursorTo(row, curLength + currWordStart);
              that.selection.selectTo(row, itLength + currWordStart);
            }
            curLength = itLength;
          });
        }
        var wordPairs = this.$toggleWordPairs;
        var reg;
        for (var i = 0; i < wordPairs.length; i++) {
          var item = wordPairs[i];
          for (var j = 0; j <= 1; j++) {
            var negate = +!j;
            var firstCondition = currentState.match(
              new RegExp('^\\s?_?(' + lang.escapeRegExp(item[j]) + ')\\s?$', 'i')
            );
            if (firstCondition) {
              var secondCondition = currentState.match(
                new RegExp('([_]|^|\\s)(' + lang.escapeRegExp(firstCondition[1]) + ')($|\\s)', 'g')
              );
              if (secondCondition) {
                reg = currentState.replace(
                  new RegExp(lang.escapeRegExp(item[j]), 'i'),
                  function (result) {
                    var res = item[negate];
                    if (result.toUpperCase() == result) {
                      res = res.toUpperCase();
                    } else if (result.charAt(0).toUpperCase() == result.charAt(0)) {
                      res = res.substr(0, 0) + item[negate].charAt(0).toUpperCase() + res.substr(1);
                    }
                    return res;
                  }
                );
                this.insert(reg);
                reg = '';
              }
            }
          }
        }
      };
      Editor.prototype.findLinkAt = function (row, column) {
        var e_1, _a;
        var line = this.session.getLine(row);
        var wordParts = line.split(/((?:https?|ftp):\/\/[\S]+)/);
        var columnPosition = column;
        if (columnPosition < 0) columnPosition = 0;
        var previousPosition = 0,
          currentPosition = 0,
          match;
        try {
          for (
            var wordParts_1 = __values(wordParts), wordParts_1_1 = wordParts_1.next();
            !wordParts_1_1.done;
            wordParts_1_1 = wordParts_1.next()
          ) {
            var item = wordParts_1_1.value;
            currentPosition = previousPosition + item.length;
            if (columnPosition >= previousPosition && columnPosition <= currentPosition) {
              if (item.match(/((?:https?|ftp):\/\/[\S]+)/)) {
                match = item.replace(/[\s:.,'";}\]]+$/, '');
                break;
              }
            }
            previousPosition = currentPosition;
          }
        } catch (e_1_1) {
          e_1 = { error: e_1_1 };
        } finally {
          try {
            if (wordParts_1_1 && !wordParts_1_1.done && (_a = wordParts_1.return))
              _a.call(wordParts_1);
          } finally {
            if (e_1) throw e_1.error;
          }
        }
        return match;
      };
      Editor.prototype.openLink = function () {
        var cursor = this.selection.getCursor();
        var url = this.findLinkAt(cursor.row, cursor.column);
        if (url) window.open(url, '_blank');
        return url != null;
      };
      Editor.prototype.removeLines = function () {
        var rows = this.$getSelectedRows();
        this.session.removeFullLines(rows.first, rows.last);
        this.clearSelection();
      };
      Editor.prototype.duplicateSelection = function () {
        var sel = this.selection;
        var doc = this.session;
        var range = sel.getRange();
        var reverse = sel.isBackwards();
        if (range.isEmpty()) {
          var row = range.start.row;
          doc.duplicateLines(row, row);
        } else {
          var point = reverse ? range.start : range.end;
          var endPoint = doc.insert(point, doc.getTextRange(range), false);
          range.start = point;
          range.end = endPoint;
          sel.setSelectionRange(range, reverse);
        }
      };
      Editor.prototype.moveLinesDown = function () {
        this.$moveLines(1, false);
      };
      Editor.prototype.moveLinesUp = function () {
        this.$moveLines(-1, false);
      };
      Editor.prototype.moveText = function (range, toPosition, copy) {
        return this.session.moveText(range, toPosition, copy);
      };
      Editor.prototype.copyLinesUp = function () {
        this.$moveLines(-1, true);
      };
      Editor.prototype.copyLinesDown = function () {
        this.$moveLines(1, true);
      };
      Editor.prototype.$moveLines = function (dir, copy) {
        var rows, moved;
        var selection = this.selection;
        if (!selection.inMultiSelectMode || this.inVirtualSelectionMode) {
          var range = selection.toOrientedRange();
          rows = this.$getSelectedRows(range);
          moved = this.session.$moveLines(rows.first, rows.last, copy ? 0 : dir);
          if (copy && dir == -1) moved = 0;
          range.moveBy(moved, 0);
          selection.fromOrientedRange(range);
        } else {
          var ranges = selection.rangeList.ranges;
          selection.rangeList.detach(this.session);
          this.inVirtualSelectionMode = true;
          var diff = 0;
          var totalDiff = 0;
          var l = ranges.length;
          for (var i = 0; i < l; i++) {
            var rangeIndex = i;
            ranges[i].moveBy(diff, 0);
            rows = this.$getSelectedRows(ranges[i]);
            var first = rows.first;
            var last = rows.last;
            while (++i < l) {
              if (totalDiff) ranges[i].moveBy(totalDiff, 0);
              var subRows = this.$getSelectedRows(ranges[i]);
              if (copy && subRows.first != last) break;
              else if (!copy && subRows.first > last + 1) break;
              last = subRows.last;
            }
            i--;
            diff = this.session.$moveLines(first, last, copy ? 0 : dir);
            if (copy && dir == -1) rangeIndex = i + 1;
            while (rangeIndex <= i) {
              ranges[rangeIndex].moveBy(diff, 0);
              rangeIndex++;
            }
            if (!copy) diff = 0;
            totalDiff += diff;
          }
          selection.fromOrientedRange(selection.ranges[0]);
          selection.rangeList.attach(this.session);
          this.inVirtualSelectionMode = false;
        }
      };
      Editor.prototype.$getSelectedRows = function (range) {
        range = (range || this.getSelectionRange()).collapseRows();
        return {
          first: this.session.getRowFoldStart(range.start.row),
          last: this.session.getRowFoldEnd(range.end.row)
        };
      };
      Editor.prototype.onCompositionStart = function (compositionState) {
        this.renderer.showComposition(compositionState);
      };
      Editor.prototype.onCompositionUpdate = function (text) {
        this.renderer.setCompositionText(text);
      };
      Editor.prototype.onCompositionEnd = function () {
        this.renderer.hideComposition();
      };
      Editor.prototype.getFirstVisibleRow = function () {
        return this.renderer.getFirstVisibleRow();
      };
      Editor.prototype.getLastVisibleRow = function () {
        return this.renderer.getLastVisibleRow();
      };
      Editor.prototype.isRowVisible = function (row) {
        return row >= this.getFirstVisibleRow() && row <= this.getLastVisibleRow();
      };
      Editor.prototype.isRowFullyVisible = function (row) {
        return (
          row >= this.renderer.getFirstFullyVisibleRow() &&
          row <= this.renderer.getLastFullyVisibleRow()
        );
      };
      Editor.prototype.$getVisibleRowCount = function () {
        return this.renderer.getScrollBottomRow() - this.renderer.getScrollTopRow() + 1;
      };
      Editor.prototype.$moveByPage = function (dir, select) {
        var renderer = this.renderer;
        var config = this.renderer.layerConfig;
        var rows = dir * Math.floor(config.height / config.lineHeight);
        if (select === true) {
          this.selection.$moveSelection(function () {
            this.moveCursorBy(rows, 0);
          });
        } else if (select === false) {
          this.selection.moveCursorBy(rows, 0);
          this.selection.clearSelection();
        }
        var scrollTop = renderer.scrollTop;
        renderer.scrollBy(0, rows * config.lineHeight);
        if (select != null) renderer.scrollCursorIntoView(null, 0.5);
        renderer.animateScrolling(scrollTop);
      };
      Editor.prototype.selectPageDown = function () {
        this.$moveByPage(1, true);
      };
      Editor.prototype.selectPageUp = function () {
        this.$moveByPage(-1, true);
      };
      Editor.prototype.gotoPageDown = function () {
        this.$moveByPage(1, false);
      };
      Editor.prototype.gotoPageUp = function () {
        this.$moveByPage(-1, false);
      };
      Editor.prototype.scrollPageDown = function () {
        this.$moveByPage(1);
      };
      Editor.prototype.scrollPageUp = function () {
        this.$moveByPage(-1);
      };
      Editor.prototype.scrollToRow = function (row) {
        this.renderer.scrollToRow(row);
      };
      Editor.prototype.scrollToLine = function (line, center, animate, callback) {
        this.renderer.scrollToLine(line, center, animate, callback);
      };
      Editor.prototype.centerSelection = function () {
        var range = this.getSelectionRange();
        var pos = {
          row: Math.floor(range.start.row + (range.end.row - range.start.row) / 2),
          column: Math.floor(range.start.column + (range.end.column - range.start.column) / 2)
        };
        this.renderer.alignCursor(pos, 0.5);
      };
      Editor.prototype.getCursorPosition = function () {
        return this.selection.getCursor();
      };
      Editor.prototype.getCursorPositionScreen = function () {
        return this.session.documentToScreenPosition(this.getCursorPosition());
      };
      Editor.prototype.getSelectionRange = function () {
        return this.selection.getRange();
      };
      Editor.prototype.selectAll = function () {
        this.selection.selectAll();
      };
      Editor.prototype.clearSelection = function () {
        this.selection.clearSelection();
      };
      Editor.prototype.moveCursorTo = function (row, column) {
        this.selection.moveCursorTo(row, column);
      };
      Editor.prototype.moveCursorToPosition = function (pos) {
        this.selection.moveCursorToPosition(pos);
      };
      Editor.prototype.jumpToMatching = function (select, expand) {
        var cursor = this.getCursorPosition();
        var iterator = new TokenIterator(this.session, cursor.row, cursor.column);
        var prevToken = iterator.getCurrentToken();
        var tokenCount = 0;
        if (prevToken && prevToken.type.indexOf('tag-name') !== -1) {
          prevToken = iterator.stepBackward();
        }
        var token = prevToken || iterator.stepForward();
        if (!token) return;
        var matchType;
        var found = false;
        var depth = {};
        var i = cursor.column - token.start;
        var bracketType;
        var brackets = {
          ')': '(',
          '(': '(',
          ']': '[',
          '[': '[',
          '{': '{',
          '}': '{'
        };
        do {
          if (token.value.match(/[{}()\[\]]/g)) {
            for (; i < token.value.length && !found; i++) {
              if (!brackets[token.value[i]]) {
                continue;
              }
              bracketType = brackets[token.value[i]] + '.' + token.type.replace('rparen', 'lparen');
              if (isNaN(depth[bracketType])) {
                depth[bracketType] = 0;
              }
              switch (token.value[i]) {
                case '(':
                case '[':
                case '{':
                  depth[bracketType]++;
                  break;
                case ')':
                case ']':
                case '}':
                  depth[bracketType]--;
                  if (depth[bracketType] === -1) {
                    matchType = 'bracket';
                    found = true;
                  }
                  break;
              }
            }
          } else if (token.type.indexOf('tag-name') !== -1) {
            if (isNaN(depth[token.value])) {
              depth[token.value] = 0;
            }
            if (prevToken.value === '<' && tokenCount > 1) {
              depth[token.value]++;
            } else if (prevToken.value === '</') {
              depth[token.value]--;
            }
            if (depth[token.value] === -1) {
              matchType = 'tag';
              found = true;
            }
          }
          if (!found) {
            prevToken = token;
            tokenCount++;
            token = iterator.stepForward();
            i = 0;
          }
        } while (token && !found);
        if (!matchType) return;
        var range, pos;
        if (matchType === 'bracket') {
          range = this.session.getBracketRange(cursor);
          if (!range) {
            range = new Range(
              iterator.getCurrentTokenRow(),
              iterator.getCurrentTokenColumn() + i - 1,
              iterator.getCurrentTokenRow(),
              iterator.getCurrentTokenColumn() + i - 1
            );
            pos = range.start;
            if (expand || (pos.row === cursor.row && Math.abs(pos.column - cursor.column) < 2))
              range = this.session.getBracketRange(pos);
          }
        } else if (matchType === 'tag') {
          if (!token || token.type.indexOf('tag-name') === -1) return;
          range = new Range(
            iterator.getCurrentTokenRow(),
            iterator.getCurrentTokenColumn() - 2,
            iterator.getCurrentTokenRow(),
            iterator.getCurrentTokenColumn() - 2
          );
          if (range.compare(cursor.row, cursor.column) === 0) {
            var tagsRanges = this.session.getMatchingTags(cursor);
            if (tagsRanges) {
              if (tagsRanges.openTag.contains(cursor.row, cursor.column)) {
                range = tagsRanges.closeTag;
                pos = range.start;
              } else {
                range = tagsRanges.openTag;
                if (
                  tagsRanges.closeTag.start.row === cursor.row &&
                  tagsRanges.closeTag.start.column === cursor.column
                )
                  pos = range.end;
                else pos = range.start;
              }
            }
          }
          pos = pos || range.start;
        }
        pos = (range && range.cursor) || pos;
        if (pos) {
          if (select) {
            if (range && expand) {
              this.selection.setRange(range);
            } else if (range && range.isEqual(this.getSelectionRange())) {
              this.clearSelection();
            } else {
              this.selection.selectTo(pos.row, pos.column);
            }
          } else {
            this.selection.moveTo(pos.row, pos.column);
          }
        }
      };
      Editor.prototype.gotoLine = function (lineNumber, column, animate) {
        this.selection.clearSelection();
        this.session.unfold({ row: lineNumber - 1, column: column || 0 });
        this.exitMultiSelectMode && this.exitMultiSelectMode();
        this.moveCursorTo(lineNumber - 1, column || 0);
        if (!this.isRowFullyVisible(lineNumber - 1))
          this.scrollToLine(lineNumber - 1, true, animate);
      };
      Editor.prototype.navigateTo = function (row, column) {
        this.selection.moveTo(row, column);
      };
      Editor.prototype.navigateUp = function (times) {
        if (this.selection.isMultiLine() && !this.selection.isBackwards()) {
          var selectionStart = this.selection.anchor.getPosition();
          return this.moveCursorToPosition(selectionStart);
        }
        this.selection.clearSelection();
        this.selection.moveCursorBy(-times || -1, 0);
      };
      Editor.prototype.navigateDown = function (times) {
        if (this.selection.isMultiLine() && this.selection.isBackwards()) {
          var selectionEnd = this.selection.anchor.getPosition();
          return this.moveCursorToPosition(selectionEnd);
        }
        this.selection.clearSelection();
        this.selection.moveCursorBy(times || 1, 0);
      };
      Editor.prototype.navigateLeft = function (times) {
        if (!this.selection.isEmpty()) {
          var selectionStart = this.getSelectionRange().start;
          this.moveCursorToPosition(selectionStart);
        } else {
          times = times || 1;
          while (times--) {
            this.selection.moveCursorLeft();
          }
        }
        this.clearSelection();
      };
      Editor.prototype.navigateRight = function (times) {
        if (!this.selection.isEmpty()) {
          var selectionEnd = this.getSelectionRange().end;
          this.moveCursorToPosition(selectionEnd);
        } else {
          times = times || 1;
          while (times--) {
            this.selection.moveCursorRight();
          }
        }
        this.clearSelection();
      };
      Editor.prototype.navigateLineStart = function () {
        this.selection.moveCursorLineStart();
        this.clearSelection();
      };
      Editor.prototype.navigateLineEnd = function () {
        this.selection.moveCursorLineEnd();
        this.clearSelection();
      };
      Editor.prototype.navigateFileEnd = function () {
        this.selection.moveCursorFileEnd();
        this.clearSelection();
      };
      Editor.prototype.navigateFileStart = function () {
        this.selection.moveCursorFileStart();
        this.clearSelection();
      };
      Editor.prototype.navigateWordRight = function () {
        this.selection.moveCursorWordRight();
        this.clearSelection();
      };
      Editor.prototype.navigateWordLeft = function () {
        this.selection.moveCursorWordLeft();
        this.clearSelection();
      };
      Editor.prototype.replace = function (replacement, options) {
        if (options) this.$search.set(options);
        var range = this.$search.find(this.session);
        var replaced = 0;
        if (!range) return replaced;
        if (this.$tryReplace(range, replacement)) {
          replaced = 1;
        }
        this.selection.setSelectionRange(range);
        this.renderer.scrollSelectionIntoView(range.start, range.end);
        return replaced;
      };
      Editor.prototype.replaceAll = function (replacement, options) {
        if (options) {
          this.$search.set(options);
        }
        var ranges = this.$search.findAll(this.session);
        var replaced = 0;
        if (!ranges.length) return replaced;
        var selection = this.getSelectionRange();
        this.selection.moveTo(0, 0);
        for (var i = ranges.length - 1; i >= 0; --i) {
          if (this.$tryReplace(ranges[i], replacement)) {
            replaced++;
          }
        }
        this.selection.setSelectionRange(selection);
        return replaced;
      };
      Editor.prototype.$tryReplace = function (range, replacement) {
        var input = this.session.getTextRange(range);
        replacement = this.$search.replace(input, replacement);
        if (replacement !== null) {
          range.end = this.session.replace(range, replacement);
          return range;
        } else {
          return null;
        }
      };
      Editor.prototype.getLastSearchOptions = function () {
        return this.$search.getOptions();
      };
      Editor.prototype.find = function (needle, options, animate) {
        if (!options) options = {};
        if (typeof needle == 'string' || needle instanceof RegExp) options.needle = needle;
        else if (typeof needle == 'object') oop.mixin(options, needle);
        var range = this.selection.getRange();
        if (options.needle == null) {
          needle = this.session.getTextRange(range) || this.$search.$options.needle;
          if (!needle) {
            range = this.session.getWordRange(range.start.row, range.start.column);
            needle = this.session.getTextRange(range);
          }
          this.$search.set({ needle: needle });
        }
        this.$search.set(options);
        if (!options.start) this.$search.set({ start: range });
        var newRange = this.$search.find(this.session);
        if (options.preventScroll) return newRange;
        if (newRange) {
          this.revealRange(newRange, animate);
          return newRange;
        }
        if (options.backwards) range.start = range.end;
        else range.end = range.start;
        this.selection.setRange(range);
      };
      Editor.prototype.findNext = function (options, animate) {
        this.find({ skipCurrent: true, backwards: false }, options, animate);
      };
      Editor.prototype.findPrevious = function (options, animate) {
        this.find(options, { skipCurrent: true, backwards: true }, animate);
      };
      Editor.prototype.revealRange = function (range, animate) {
        this.session.unfold(range);
        this.selection.setSelectionRange(range);
        var scrollTop = this.renderer.scrollTop;
        this.renderer.scrollSelectionIntoView(range.start, range.end, 0.5);
        if (animate !== false) this.renderer.animateScrolling(scrollTop);
      };
      Editor.prototype.undo = function () {
        this.session.getUndoManager().undo(this.session);
        this.renderer.scrollCursorIntoView(null, 0.5);
      };
      Editor.prototype.redo = function () {
        this.session.getUndoManager().redo(this.session);
        this.renderer.scrollCursorIntoView(null, 0.5);
      };
      Editor.prototype.destroy = function () {
        if (this.$toDestroy) {
          this.$toDestroy.forEach(function (el) {
            el.destroy();
          });
          this.$toDestroy = null;
        }
        if (this.$mouseHandler) this.$mouseHandler.destroy();
        this.renderer.destroy();
        this._signal('destroy', this);
        if (this.session) this.session.destroy();
        if (this._$emitInputEvent) this._$emitInputEvent.cancel();
        this.removeAllListeners();
      };
      Editor.prototype.setAutoScrollEditorIntoView = function (enable) {
        if (!enable) return;
        var rect;
        var self = this;
        var shouldScroll = false;
        if (!this.$scrollAnchor) this.$scrollAnchor = document.createElement('div');
        var scrollAnchor = this.$scrollAnchor;
        scrollAnchor.style.cssText = 'position:absolute';
        this.container.insertBefore(scrollAnchor, this.container.firstChild);
        var onChangeSelection = this.on('changeSelection', function () {
          shouldScroll = true;
        });
        var onBeforeRender = this.renderer.on('beforeRender', function () {
          if (shouldScroll) rect = self.renderer.container.getBoundingClientRect();
        });
        var onAfterRender = this.renderer.on('afterRender', function () {
          if (
            shouldScroll &&
            rect &&
            (self.isFocused() || (self.searchBox && self.searchBox.isFocused()))
          ) {
            var renderer = self.renderer;
            var pos = renderer.$cursorLayer.$pixelPos;
            var config = renderer.layerConfig;
            var top = pos.top - config.offset;
            if (pos.top >= 0 && top + rect.top < 0) {
              shouldScroll = true;
            } else if (
              pos.top < config.height &&
              pos.top + rect.top + config.lineHeight > window.innerHeight
            ) {
              shouldScroll = false;
            } else {
              shouldScroll = null;
            }
            if (shouldScroll != null) {
              scrollAnchor.style.top = top + 'px';
              scrollAnchor.style.left = pos.left + 'px';
              scrollAnchor.style.height = config.lineHeight + 'px';
              scrollAnchor.scrollIntoView(shouldScroll);
            }
            shouldScroll = rect = null;
          }
        });
        this.setAutoScrollEditorIntoView = function (enable) {
          if (enable) return;
          delete this.setAutoScrollEditorIntoView;
          this.off('changeSelection', onChangeSelection);
          this.renderer.off('afterRender', onAfterRender);
          this.renderer.off('beforeRender', onBeforeRender);
        };
      };
      Editor.prototype.$resetCursorStyle = function () {
        var style = this.$cursorStyle || 'ace';
        var cursorLayer = this.renderer.$cursorLayer;
        if (!cursorLayer) return;
        cursorLayer.setSmoothBlinking(/smooth/.test(style));
        cursorLayer.isBlinking = !this.$readOnly && style != 'wide';
        dom.setCssClass(cursorLayer.element, 'ace_slim-cursors', /slim/.test(style));
      };
      Editor.prototype.prompt = function (message, options, callback) {
        var editor = this;
        config.loadModule('ace/ext/prompt', function (module) {
          module.prompt(editor, message, options, callback);
        });
      };
      return Editor;
    })();
    Editor.$uid = 0;
    Editor.prototype.curOp = null;
    Editor.prototype.prevOp = {};
    Editor.prototype.$mergeableCommands = ['backspace', 'del', 'insertstring'];
    Editor.prototype.$toggleWordPairs = [
      ['first', 'last'],
      ['true', 'false'],
      ['yes', 'no'],
      ['width', 'height'],
      ['top', 'bottom'],
      ['right', 'left'],
      ['on', 'off'],
      ['x', 'y'],
      ['get', 'set'],
      ['max', 'min'],
      ['horizontal', 'vertical'],
      ['show', 'hide'],
      ['add', 'remove'],
      ['up', 'down'],
      ['before', 'after'],
      ['even', 'odd'],
      ['in', 'out'],
      ['inside', 'outside'],
      ['next', 'previous'],
      ['increase', 'decrease'],
      ['attach', 'detach'],
      ['&&', '||'],
      ['==', '!=']
    ];
    oop.implement(Editor.prototype, EventEmitter);
    config.defineOptions(Editor.prototype, 'editor', {
      selectionStyle: {
        set: function (style) {
          this.onSelectionChange();
          this._signal('changeSelectionStyle', { data: style });
        },
        initialValue: 'line'
      },
      highlightActiveLine: {
        set: function () {
          this.$updateHighlightActiveLine();
        },
        initialValue: true
      },
      highlightSelectedWord: {
        set: function (shouldHighlight) {
          this.$onSelectionChange();
        },
        initialValue: true
      },
      readOnly: {
        set: function (readOnly) {
          this.textInput.setReadOnly(readOnly);
          this.$resetCursorStyle();
        },
        initialValue: false
      },
      copyWithEmptySelection: {
        set: function (value) {
          this.textInput.setCopyWithEmptySelection(value);
        },
        initialValue: false
      },
      cursorStyle: {
        set: function (val) {
          this.$resetCursorStyle();
        },
        values: ['ace', 'slim', 'smooth', 'wide'],
        initialValue: 'ace'
      },
      mergeUndoDeltas: {
        values: [false, true, 'always'],
        initialValue: true
      },
      behavioursEnabled: { initialValue: true },
      wrapBehavioursEnabled: { initialValue: true },
      enableAutoIndent: { initialValue: true },
      autoScrollEditorIntoView: {
        set: function (val) {
          this.setAutoScrollEditorIntoView(val);
        }
      },
      keyboardHandler: {
        set: function (val) {
          this.setKeyboardHandler(val);
        },
        get: function () {
          return this.$keybindingId;
        },
        handlesSet: true
      },
      value: {
        set: function (val) {
          this.session.setValue(val);
        },
        get: function () {
          return this.getValue();
        },
        handlesSet: true,
        hidden: true
      },
      session: {
        set: function (val) {
          this.setSession(val);
        },
        get: function () {
          return this.session;
        },
        handlesSet: true,
        hidden: true
      },
      showLineNumbers: {
        set: function (show) {
          this.renderer.$gutterLayer.setShowLineNumbers(show);
          this.renderer.$loop.schedule(this.renderer.CHANGE_GUTTER);
          if (show && this.$relativeLineNumbers) relativeNumberRenderer.attach(this);
          else relativeNumberRenderer.detach(this);
        },
        initialValue: true
      },
      relativeLineNumbers: {
        set: function (value) {
          if (this.$showLineNumbers && value) relativeNumberRenderer.attach(this);
          else relativeNumberRenderer.detach(this);
        }
      },
      placeholder: {
        set: function (message) {
          if (!this.$updatePlaceholder) {
            this.$updatePlaceholder = function () {
              var hasValue =
                this.session &&
                (this.renderer.$composition ||
                  this.session.getLength() > 1 ||
                  this.session.getLine(0).length > 0);
              if (hasValue && this.renderer.placeholderNode) {
                this.renderer.off('afterRender', this.$updatePlaceholder);
                dom.removeCssClass(this.container, 'ace_hasPlaceholder');
                this.renderer.placeholderNode.remove();
                this.renderer.placeholderNode = null;
              } else if (!hasValue && !this.renderer.placeholderNode) {
                this.renderer.on('afterRender', this.$updatePlaceholder);
                dom.addCssClass(this.container, 'ace_hasPlaceholder');
                var el = dom.createElement('div');
                el.className = 'ace_placeholder';
                el.textContent = this.$placeholder || '';
                this.renderer.placeholderNode = el;
                this.renderer.content.appendChild(this.renderer.placeholderNode);
              } else if (!hasValue && this.renderer.placeholderNode) {
                this.renderer.placeholderNode.textContent = this.$placeholder || '';
              }
            }.bind(this);
            this.on('input', this.$updatePlaceholder);
          }
          this.$updatePlaceholder();
        }
      },
      enableKeyboardAccessibility: {
        set: function (value) {
          var blurCommand = {
            name: 'blurTextInput',
            description: 'Set focus to the editor content div to allow tabbing through the page',
            bindKey: 'Esc',
            exec: function (editor) {
              editor.blur();
              editor.renderer.scroller.focus();
            },
            readOnly: true
          };
          var focusOnEnterKeyup = function (e) {
            if (e.target == this.renderer.scroller && e.keyCode === keys['enter']) {
              e.preventDefault();
              var row = this.getCursorPosition().row;
              if (!this.isRowVisible(row)) this.scrollToLine(row, true, true);
              this.focus();
            }
          };
          var gutterKeyboardHandler;
          if (value) {
            this.renderer.enableKeyboardAccessibility = true;
            this.renderer.keyboardFocusClassName = 'ace_keyboard-focus';
            this.textInput.getElement().setAttribute('tabindex', -1);
            this.textInput.setNumberOfExtraLines(useragent.isWin ? 3 : 0);
            this.renderer.scroller.setAttribute('tabindex', 0);
            this.renderer.scroller.setAttribute('role', 'group');
            this.renderer.scroller.setAttribute('aria-roledescription', nls('editor'));
            this.renderer.scroller.classList.add(this.renderer.keyboardFocusClassName);
            this.renderer.scroller.setAttribute(
              'aria-label',
              nls('Editor content, press Enter to start editing, press Escape to exit')
            );
            this.renderer.scroller.addEventListener('keyup', focusOnEnterKeyup.bind(this));
            this.commands.addCommand(blurCommand);
            this.renderer.$gutter.setAttribute('tabindex', 0);
            this.renderer.$gutter.setAttribute('aria-hidden', false);
            this.renderer.$gutter.setAttribute('role', 'group');
            this.renderer.$gutter.setAttribute('aria-roledescription', nls('editor'));
            this.renderer.$gutter.setAttribute(
              'aria-label',
              nls(
                'Editor gutter, press Enter to interact with controls using arrow keys, press Escape to exit'
              )
            );
            this.renderer.$gutter.classList.add(this.renderer.keyboardFocusClassName);
            this.renderer.content.setAttribute('aria-hidden', true);
            if (!gutterKeyboardHandler) gutterKeyboardHandler = new GutterKeyboardHandler(this);
            gutterKeyboardHandler.addListener();
          } else {
            this.renderer.enableKeyboardAccessibility = false;
            this.textInput.getElement().setAttribute('tabindex', 0);
            this.textInput.setNumberOfExtraLines(0);
            this.renderer.scroller.setAttribute('tabindex', -1);
            this.renderer.scroller.removeAttribute('role');
            this.renderer.scroller.removeAttribute('aria-roledescription');
            this.renderer.scroller.classList.remove(this.renderer.keyboardFocusClassName);
            this.renderer.scroller.removeAttribute('aria-label');
            this.renderer.scroller.removeEventListener('keyup', focusOnEnterKeyup.bind(this));
            this.commands.removeCommand(blurCommand);
            this.renderer.content.removeAttribute('aria-hidden');
            this.renderer.$gutter.setAttribute('tabindex', -1);
            this.renderer.$gutter.setAttribute('aria-hidden', true);
            this.renderer.$gutter.removeAttribute('role');
            this.renderer.$gutter.removeAttribute('aria-roledescription');
            this.renderer.$gutter.removeAttribute('aria-label');
            this.renderer.$gutter.classList.remove(this.renderer.keyboardFocusClassName);
            if (gutterKeyboardHandler) gutterKeyboardHandler.removeListener();
          }
        },
        initialValue: false
      },
      customScrollbar: 'renderer',
      hScrollBarAlwaysVisible: 'renderer',
      vScrollBarAlwaysVisible: 'renderer',
      highlightGutterLine: 'renderer',
      animatedScroll: 'renderer',
      showInvisibles: 'renderer',
      showPrintMargin: 'renderer',
      printMarginColumn: 'renderer',
      printMargin: 'renderer',
      fadeFoldWidgets: 'renderer',
      showFoldWidgets: 'renderer',
      displayIndentGuides: 'renderer',
      highlightIndentGuides: 'renderer',
      showGutter: 'renderer',
      fontSize: 'renderer',
      fontFamily: 'renderer',
      maxLines: 'renderer',
      minLines: 'renderer',
      scrollPastEnd: 'renderer',
      fixedWidthGutter: 'renderer',
      theme: 'renderer',
      hasCssTransforms: 'renderer',
      maxPixelHeight: 'renderer',
      useTextareaForIME: 'renderer',
      useResizeObserver: 'renderer',
      useSvgGutterIcons: 'renderer',
      showFoldedAnnotations: 'renderer',
      scrollSpeed: '$mouseHandler',
      dragDelay: '$mouseHandler',
      dragEnabled: '$mouseHandler',
      focusTimeout: '$mouseHandler',
      tooltipFollowsMouse: '$mouseHandler',
      firstLineNumber: 'session',
      overwrite: 'session',
      newLineMode: 'session',
      useWorker: 'session',
      useSoftTabs: 'session',
      navigateWithinSoftTabs: 'session',
      tabSize: 'session',
      wrap: 'session',
      indentedSoftWrap: 'session',
      foldStyle: 'session',
      mode: 'session'
    });
    var relativeNumberRenderer = {
      getText: function (session, row) {
        return (
          (Math.abs(session.selection.lead.row - row) || row + 1 + (row < 9 ? '\xb7' : '')) + ''
        );
      },
      getWidth: function (session, lastLineNumber, config) {
        return (
          Math.max(lastLineNumber.toString().length, (config.lastRow + 1).toString().length, 2) *
          config.characterWidth
        );
      },
      update: function (e, editor) {
        editor.renderer.$loop.schedule(editor.renderer.CHANGE_GUTTER);
      },
      attach: function (editor) {
        editor.renderer.$gutterLayer.$renderer = this;
        editor.on('changeSelection', this.update);
        this.update(null, editor);
      },
      detach: function (editor) {
        if (editor.renderer.$gutterLayer.$renderer == this)
          editor.renderer.$gutterLayer.$renderer = null;
        editor.off('changeSelection', this.update);
        this.update(null, editor);
      }
    };
    exports.Editor = Editor;
  }
);

ace.define(
  'ace/layer/lines',
  ['require', 'exports', 'module', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    var dom = require('../lib/dom');
    var Lines = /** @class */ (function () {
      function Lines(element, canvasHeight) {
        this.element = element;
        this.canvasHeight = canvasHeight || 500000;
        this.element.style.height = this.canvasHeight * 2 + 'px';
        this.cells = [];
        this.cellCache = [];
        this.$offsetCoefficient = 0;
      }
      Lines.prototype.moveContainer = function (config) {
        dom.translate(
          this.element,
          0,
          -((config.firstRowScreen * config.lineHeight) % this.canvasHeight) -
            config.offset * this.$offsetCoefficient
        );
      };
      Lines.prototype.pageChanged = function (oldConfig, newConfig) {
        return (
          Math.floor((oldConfig.firstRowScreen * oldConfig.lineHeight) / this.canvasHeight) !==
          Math.floor((newConfig.firstRowScreen * newConfig.lineHeight) / this.canvasHeight)
        );
      };
      Lines.prototype.computeLineTop = function (row, config, session) {
        var screenTop = config.firstRowScreen * config.lineHeight;
        var screenPage = Math.floor(screenTop / this.canvasHeight);
        var lineTop = session.documentToScreenRow(row, 0) * config.lineHeight;
        return lineTop - screenPage * this.canvasHeight;
      };
      Lines.prototype.computeLineHeight = function (row, config, session) {
        return config.lineHeight * session.getRowLineCount(row);
      };
      Lines.prototype.getLength = function () {
        return this.cells.length;
      };
      Lines.prototype.get = function (index) {
        return this.cells[index];
      };
      Lines.prototype.shift = function () {
        this.$cacheCell(this.cells.shift());
      };
      Lines.prototype.pop = function () {
        this.$cacheCell(this.cells.pop());
      };
      Lines.prototype.push = function (cell) {
        if (Array.isArray(cell)) {
          this.cells.push.apply(this.cells, cell);
          var fragment = dom.createFragment(this.element);
          for (var i = 0; i < cell.length; i++) {
            fragment.appendChild(cell[i].element);
          }
          this.element.appendChild(fragment);
        } else {
          this.cells.push(cell);
          this.element.appendChild(cell.element);
        }
      };
      Lines.prototype.unshift = function (cell) {
        if (Array.isArray(cell)) {
          this.cells.unshift.apply(this.cells, cell);
          var fragment = dom.createFragment(this.element);
          for (var i = 0; i < cell.length; i++) {
            fragment.appendChild(cell[i].element);
          }
          if (this.element.firstChild) this.element.insertBefore(fragment, this.element.firstChild);
          else this.element.appendChild(fragment);
        } else {
          this.cells.unshift(cell);
          this.element.insertAdjacentElement('afterbegin', cell.element);
        }
      };
      Lines.prototype.last = function () {
        if (this.cells.length) return this.cells[this.cells.length - 1];
        else return null;
      };
      Lines.prototype.$cacheCell = function (cell) {
        if (!cell) return;
        cell.element.remove();
        this.cellCache.push(cell);
      };
      Lines.prototype.createCell = function (row, config, session, initElement) {
        var cell = this.cellCache.pop();
        if (!cell) {
          var element = dom.createElement('div');
          if (initElement) initElement(element);
          this.element.appendChild(element);
          cell = {
            element: element,
            text: '',
            row: row
          };
        }
        cell.row = row;
        return cell;
      };
      return Lines;
    })();
    exports.Lines = Lines;
  }
);

ace.define(
  'ace/layer/gutter',
  [
    'require',
    'exports',
    'module',
    'ace/lib/dom',
    'ace/lib/oop',
    'ace/lib/lang',
    'ace/lib/event_emitter',
    'ace/layer/lines',
    'ace/config'
  ],
  function (require, exports, module) {
    'use strict';
    var dom = require('../lib/dom');
    var oop = require('../lib/oop');
    var lang = require('../lib/lang');
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var Lines = require('./lines').Lines;
    var nls = require('../config').nls;
    var Gutter = /** @class */ (function () {
      function Gutter(parentEl) {
        this.element = dom.createElement('div');
        this.element.className = 'ace_layer ace_gutter-layer';
        parentEl.appendChild(this.element);
        this.setShowFoldWidgets(this.$showFoldWidgets);
        this.gutterWidth = 0;
        this.$annotations = [];
        this.$updateAnnotations = this.$updateAnnotations.bind(this);
        this.$lines = new Lines(this.element);
        this.$lines.$offsetCoefficient = 1;
      }
      Gutter.prototype.setSession = function (session) {
        if (this.session) this.session.off('change', this.$updateAnnotations);
        this.session = session;
        if (session) session.on('change', this.$updateAnnotations);
      };
      Gutter.prototype.addGutterDecoration = function (row, className) {
        if (window.console)
          console.warn && console.warn('deprecated use session.addGutterDecoration');
        this.session.addGutterDecoration(row, className);
      };
      Gutter.prototype.removeGutterDecoration = function (row, className) {
        if (window.console)
          console.warn && console.warn('deprecated use session.removeGutterDecoration');
        this.session.removeGutterDecoration(row, className);
      };
      Gutter.prototype.setAnnotations = function (annotations) {
        this.$annotations = [];
        for (var i = 0; i < annotations.length; i++) {
          var annotation = annotations[i];
          var row = annotation.row;
          var rowInfo = this.$annotations[row];
          if (!rowInfo) rowInfo = this.$annotations[row] = { text: [], type: [] };
          var annoText = annotation.text;
          var annoType = annotation.type;
          annoText = annoText ? lang.escapeHTML(annoText) : annotation.html || '';
          if (rowInfo.text.indexOf(annoText) === -1) {
            rowInfo.text.push(annoText);
            rowInfo.type.push(annoType);
          }
          var className = annotation.className;
          if (className) rowInfo.className = className;
          else if (annoType == 'error') rowInfo.className = ' ace_error';
          else if (annoType == 'warning' && rowInfo.className != ' ace_error')
            rowInfo.className = ' ace_warning';
          else if (annoType == 'info' && !rowInfo.className) rowInfo.className = ' ace_info';
        }
      };
      Gutter.prototype.$updateAnnotations = function (delta) {
        if (!this.$annotations.length) return;
        var firstRow = delta.start.row;
        var len = delta.end.row - firstRow;
        if (len === 0) {
        } else if (delta.action == 'remove') {
          this.$annotations.splice(firstRow, len + 1, null);
        } else {
          var args = new Array(len + 1);
          args.unshift(firstRow, 1);
          this.$annotations.splice.apply(this.$annotations, args);
        }
      };
      Gutter.prototype.update = function (config) {
        this.config = config;
        var session = this.session;
        var firstRow = config.firstRow;
        var lastRow = Math.min(
          config.lastRow + config.gutterOffset, // needed to compensate for hor scollbar
          session.getLength() - 1
        );
        this.oldLastRow = lastRow;
        this.config = config;
        this.$lines.moveContainer(config);
        this.$updateCursorRow();
        var fold = session.getNextFoldLine(firstRow);
        var foldStart = fold ? fold.start.row : Infinity;
        var cell = null;
        var index = -1;
        var row = firstRow;
        while (true) {
          if (row > foldStart) {
            row = fold.end.row + 1;
            fold = session.getNextFoldLine(row, fold);
            foldStart = fold ? fold.start.row : Infinity;
          }
          if (row > lastRow) {
            while (this.$lines.getLength() > index + 1) this.$lines.pop();
            break;
          }
          cell = this.$lines.get(++index);
          if (cell) {
            cell.row = row;
          } else {
            cell = this.$lines.createCell(row, config, this.session, onCreateCell);
            this.$lines.push(cell);
          }
          this.$renderCell(cell, config, fold, row);
          row++;
        }
        this._signal('afterRender');
        this.$updateGutterWidth(config);
      };
      Gutter.prototype.$updateGutterWidth = function (config) {
        var session = this.session;
        var gutterRenderer = session.gutterRenderer || this.$renderer;
        var firstLineNumber = session.$firstLineNumber;
        var lastLineText = this.$lines.last() ? this.$lines.last().text : '';
        if (this.$fixedWidth || session.$useWrapMode)
          lastLineText = session.getLength() + firstLineNumber - 1;
        var gutterWidth = gutterRenderer
          ? gutterRenderer.getWidth(session, lastLineText, config)
          : lastLineText.toString().length * config.characterWidth;
        var padding = this.$padding || this.$computePadding();
        gutterWidth += padding.left + padding.right;
        if (gutterWidth !== this.gutterWidth && !isNaN(gutterWidth)) {
          this.gutterWidth = gutterWidth;
          this.element.parentNode.style.width = this.element.style.width =
            Math.ceil(this.gutterWidth) + 'px';
          this._signal('changeGutterWidth', gutterWidth);
        }
      };
      Gutter.prototype.$updateCursorRow = function () {
        if (!this.$highlightGutterLine) return;
        var position = this.session.selection.getCursor();
        if (this.$cursorRow === position.row) return;
        this.$cursorRow = position.row;
      };
      Gutter.prototype.updateLineHighlight = function () {
        if (!this.$highlightGutterLine) return;
        var row = this.session.selection.cursor.row;
        this.$cursorRow = row;
        if (this.$cursorCell && this.$cursorCell.row == row) return;
        if (this.$cursorCell)
          this.$cursorCell.element.className = this.$cursorCell.element.className.replace(
            'ace_gutter-active-line ',
            ''
          );
        var cells = this.$lines.cells;
        this.$cursorCell = null;
        for (var i = 0; i < cells.length; i++) {
          var cell = cells[i];
          if (cell.row >= this.$cursorRow) {
            if (cell.row > this.$cursorRow) {
              var fold = this.session.getFoldLine(this.$cursorRow);
              if (i > 0 && fold && fold.start.row == cells[i - 1].row) cell = cells[i - 1];
              else break;
            }
            cell.element.className = 'ace_gutter-active-line ' + cell.element.className;
            this.$cursorCell = cell;
            break;
          }
        }
      };
      Gutter.prototype.scrollLines = function (config) {
        var oldConfig = this.config;
        this.config = config;
        this.$updateCursorRow();
        if (this.$lines.pageChanged(oldConfig, config)) return this.update(config);
        this.$lines.moveContainer(config);
        var lastRow = Math.min(
          config.lastRow + config.gutterOffset, // needed to compensate for hor scollbar
          this.session.getLength() - 1
        );
        var oldLastRow = this.oldLastRow;
        this.oldLastRow = lastRow;
        if (!oldConfig || oldLastRow < config.firstRow) return this.update(config);
        if (lastRow < oldConfig.firstRow) return this.update(config);
        if (oldConfig.firstRow < config.firstRow)
          for (
            var row = this.session.getFoldedRowCount(oldConfig.firstRow, config.firstRow - 1);
            row > 0;
            row--
          )
            this.$lines.shift();
        if (oldLastRow > lastRow)
          for (var row = this.session.getFoldedRowCount(lastRow + 1, oldLastRow); row > 0; row--)
            this.$lines.pop();
        if (config.firstRow < oldConfig.firstRow) {
          this.$lines.unshift(this.$renderLines(config, config.firstRow, oldConfig.firstRow - 1));
        }
        if (lastRow > oldLastRow) {
          this.$lines.push(this.$renderLines(config, oldLastRow + 1, lastRow));
        }
        this.updateLineHighlight();
        this._signal('afterRender');
        this.$updateGutterWidth(config);
      };
      Gutter.prototype.$renderLines = function (config, firstRow, lastRow) {
        var fragment = [];
        var row = firstRow;
        var foldLine = this.session.getNextFoldLine(row);
        var foldStart = foldLine ? foldLine.start.row : Infinity;
        while (true) {
          if (row > foldStart) {
            row = foldLine.end.row + 1;
            foldLine = this.session.getNextFoldLine(row, foldLine);
            foldStart = foldLine ? foldLine.start.row : Infinity;
          }
          if (row > lastRow) break;
          var cell = this.$lines.createCell(row, config, this.session, onCreateCell);
          this.$renderCell(cell, config, foldLine, row);
          fragment.push(cell);
          row++;
        }
        return fragment;
      };
      Gutter.prototype.$renderCell = function (cell, config, fold, row) {
        var element = cell.element;
        var session = this.session;
        var textNode = element.childNodes[0];
        var foldWidget = element.childNodes[1];
        var annotationNode = element.childNodes[2];
        var annotationIconNode = annotationNode.firstChild;
        var firstLineNumber = session.$firstLineNumber;
        var breakpoints = session.$breakpoints;
        var decorations = session.$decorations;
        var gutterRenderer = session.gutterRenderer || this.$renderer;
        var foldWidgets = this.$showFoldWidgets && session.foldWidgets;
        var foldStart = fold ? fold.start.row : Number.MAX_VALUE;
        var lineHeight = config.lineHeight + 'px';
        var className = this.$useSvgGutterIcons ? 'ace_gutter-cell_svg-icons ' : 'ace_gutter-cell ';
        var iconClassName = this.$useSvgGutterIcons ? 'ace_icon_svg' : 'ace_icon';
        var rowText = (
          gutterRenderer ? gutterRenderer.getText(session, row) : row + firstLineNumber
        ).toString();
        if (this.$highlightGutterLine) {
          if (
            row == this.$cursorRow ||
            (fold && row < this.$cursorRow && row >= foldStart && this.$cursorRow <= fold.end.row)
          ) {
            className += 'ace_gutter-active-line ';
            if (this.$cursorCell != cell) {
              if (this.$cursorCell)
                this.$cursorCell.element.className = this.$cursorCell.element.className.replace(
                  'ace_gutter-active-line ',
                  ''
                );
              this.$cursorCell = cell;
            }
          }
        }
        if (breakpoints[row]) className += breakpoints[row];
        if (decorations[row]) className += decorations[row];
        if (this.$annotations[row] && row !== foldStart)
          className += this.$annotations[row].className;
        if (foldWidgets) {
          var c = foldWidgets[row];
          if (c == null) c = foldWidgets[row] = session.getFoldWidget(row);
        }
        if (c) {
          var foldClass = 'ace_fold-widget ace_' + c;
          var isClosedFold = c == 'start' && row == foldStart && row < fold.end.row;
          if (isClosedFold) {
            foldClass += ' ace_closed';
            var foldAnnotationClass = '';
            var annotationInFold = false;
            for (var i = row + 1; i <= fold.end.row; i++) {
              if (!this.$annotations[i]) continue;
              if (this.$annotations[i].className === ' ace_error') {
                annotationInFold = true;
                foldAnnotationClass = ' ace_error_fold';
                break;
              }
              if (this.$annotations[i].className === ' ace_warning') {
                annotationInFold = true;
                foldAnnotationClass = ' ace_warning_fold';
                continue;
              }
            }
            className += foldAnnotationClass;
          } else foldClass += ' ace_open';
          if (foldWidget.className != foldClass) foldWidget.className = foldClass;
          dom.setStyle(foldWidget.style, 'height', lineHeight);
          dom.setStyle(foldWidget.style, 'display', 'inline-block');
          foldWidget.setAttribute('role', 'button');
          foldWidget.setAttribute('tabindex', '-1');
          var foldRange = session.getFoldWidgetRange(row);
          if (foldRange)
            foldWidget.setAttribute(
              'aria-label',
              nls('Toggle code folding, rows $0 through $1', [
                foldRange.start.row + 1,
                foldRange.end.row + 1
              ])
            );
          else {
            if (fold)
              foldWidget.setAttribute(
                'aria-label',
                nls('Toggle code folding, rows $0 through $1', [
                  fold.start.row + 1,
                  fold.end.row + 1
                ])
              );
            else
              foldWidget.setAttribute('aria-label', nls('Toggle code folding, row $0', [row + 1]));
          }
          if (isClosedFold) {
            foldWidget.setAttribute('aria-expanded', 'false');
            foldWidget.setAttribute('title', nls('Unfold code'));
          } else {
            foldWidget.setAttribute('aria-expanded', 'true');
            foldWidget.setAttribute('title', nls('Fold code'));
          }
        } else {
          if (foldWidget) {
            dom.setStyle(foldWidget.style, 'display', 'none');
            foldWidget.setAttribute('tabindex', '0');
            foldWidget.removeAttribute('role');
            foldWidget.removeAttribute('aria-label');
          }
        }
        if (annotationInFold && this.$showFoldedAnnotations) {
          annotationNode.className = 'ace_gutter_annotation';
          annotationIconNode.className = iconClassName;
          annotationIconNode.className += foldAnnotationClass;
          dom.setStyle(annotationIconNode.style, 'height', lineHeight);
          dom.setStyle(annotationNode.style, 'display', 'block');
          dom.setStyle(annotationNode.style, 'height', lineHeight);
          annotationNode.setAttribute('aria-label', nls('Read annotations row $0', [rowText]));
          annotationNode.setAttribute('tabindex', '-1');
          annotationNode.setAttribute('role', 'button');
        } else if (this.$annotations[row]) {
          annotationNode.className = 'ace_gutter_annotation';
          annotationIconNode.className = iconClassName;
          if (this.$useSvgGutterIcons)
            annotationIconNode.className += this.$annotations[row].className;
          else element.classList.add(this.$annotations[row].className.replace(' ', ''));
          dom.setStyle(annotationIconNode.style, 'height', lineHeight);
          dom.setStyle(annotationNode.style, 'display', 'block');
          dom.setStyle(annotationNode.style, 'height', lineHeight);
          annotationNode.setAttribute('aria-label', nls('Read annotations row $0', [rowText]));
          annotationNode.setAttribute('tabindex', '-1');
          annotationNode.setAttribute('role', 'button');
        } else {
          dom.setStyle(annotationNode.style, 'display', 'none');
          annotationNode.removeAttribute('aria-label');
          annotationNode.removeAttribute('role');
          annotationNode.setAttribute('tabindex', '0');
        }
        if (rowText !== textNode.data) {
          textNode.data = rowText;
        }
        if (element.className != className) element.className = className;
        dom.setStyle(
          cell.element.style,
          'height',
          this.$lines.computeLineHeight(row, config, session) + 'px'
        );
        dom.setStyle(
          cell.element.style,
          'top',
          this.$lines.computeLineTop(row, config, session) + 'px'
        );
        cell.text = rowText;
        if (annotationNode.style.display === 'none' && foldWidget.style.display === 'none')
          cell.element.setAttribute('aria-hidden', true);
        else cell.element.setAttribute('aria-hidden', false);
        return cell;
      };
      Gutter.prototype.setHighlightGutterLine = function (highlightGutterLine) {
        this.$highlightGutterLine = highlightGutterLine;
      };
      Gutter.prototype.setShowLineNumbers = function (show) {
        this.$renderer = !show && {
          getWidth: function () {
            return 0;
          },
          getText: function () {
            return '';
          }
        };
      };
      Gutter.prototype.getShowLineNumbers = function () {
        return this.$showLineNumbers;
      };
      Gutter.prototype.setShowFoldWidgets = function (show) {
        if (show) dom.addCssClass(this.element, 'ace_folding-enabled');
        else dom.removeCssClass(this.element, 'ace_folding-enabled');
        this.$showFoldWidgets = show;
        this.$padding = null;
      };
      Gutter.prototype.getShowFoldWidgets = function () {
        return this.$showFoldWidgets;
      };
      Gutter.prototype.$computePadding = function () {
        if (!this.element.firstChild) return { left: 0, right: 0 };
        var style = dom.computedStyle(this.element.firstChild);
        this.$padding = {};
        this.$padding.left =
          (parseInt(style.borderLeftWidth) || 0) + (parseInt(style.paddingLeft) || 0) + 1;
        this.$padding.right =
          (parseInt(style.borderRightWidth) || 0) + (parseInt(style.paddingRight) || 0);
        return this.$padding;
      };
      Gutter.prototype.getRegion = function (point) {
        var padding = this.$padding || this.$computePadding();
        var rect = this.element.getBoundingClientRect();
        if (point.x < padding.left + rect.left) return 'markers';
        if (this.$showFoldWidgets && point.x > rect.right - padding.right) return 'foldWidgets';
      };
      return Gutter;
    })();
    Gutter.prototype.$fixedWidth = false;
    Gutter.prototype.$highlightGutterLine = true;
    Gutter.prototype.$renderer = '';
    Gutter.prototype.$showLineNumbers = true;
    Gutter.prototype.$showFoldWidgets = true;
    oop.implement(Gutter.prototype, EventEmitter);
    function onCreateCell(element) {
      var textNode = document.createTextNode('');
      element.appendChild(textNode);
      var foldWidget = dom.createElement('span');
      element.appendChild(foldWidget);
      var annotationNode = dom.createElement('span');
      element.appendChild(annotationNode);
      var annotationIconNode = dom.createElement('span');
      annotationNode.appendChild(annotationIconNode);
      return element;
    }
    exports.Gutter = Gutter;
  }
);

ace.define(
  'ace/layer/marker',
  ['require', 'exports', 'module', 'ace/range', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    var Range = require('../range').Range;
    var dom = require('../lib/dom');
    var Marker = /** @class */ (function () {
      function Marker(parentEl) {
        this.element = dom.createElement('div');
        this.element.className = 'ace_layer ace_marker-layer';
        parentEl.appendChild(this.element);
      }
      Marker.prototype.setPadding = function (padding) {
        this.$padding = padding;
      };
      Marker.prototype.setSession = function (session) {
        this.session = session;
      };
      Marker.prototype.setMarkers = function (markers) {
        this.markers = markers;
      };
      Marker.prototype.elt = function (className, css) {
        var x = this.i != -1 && this.element.childNodes[this.i];
        if (!x) {
          x = document.createElement('div');
          this.element.appendChild(x);
          this.i = -1;
        } else {
          this.i++;
        }
        x.style.cssText = css;
        x.className = className;
      };
      Marker.prototype.update = function (config) {
        if (!config) return;
        this.config = config;
        this.i = 0;
        var html;
        for (var key in this.markers) {
          var marker = this.markers[key];
          if (!marker.range) {
            marker.update(html, this, this.session, config);
            continue;
          }
          var range = marker.range.clipRows(config.firstRow, config.lastRow);
          if (range.isEmpty()) continue;
          range = range.toScreenRange(this.session);
          if (marker.renderer) {
            var top = this.$getTop(range.start.row, config);
            var left = this.$padding + range.start.column * config.characterWidth;
            marker.renderer(html, range, left, top, config);
          } else if (marker.type == 'fullLine') {
            this.drawFullLineMarker(html, range, marker.clazz, config);
          } else if (marker.type == 'screenLine') {
            this.drawScreenLineMarker(html, range, marker.clazz, config);
          } else if (range.isMultiLine()) {
            if (marker.type == 'text') this.drawTextMarker(html, range, marker.clazz, config);
            else this.drawMultiLineMarker(html, range, marker.clazz, config);
          } else {
            this.drawSingleLineMarker(
              html,
              range,
              marker.clazz + ' ace_start' + ' ace_br15',
              config
            );
          }
        }
        if (this.i != -1) {
          while (this.i < this.element.childElementCount)
            this.element.removeChild(this.element.lastChild);
        }
      };
      Marker.prototype.$getTop = function (row, layerConfig) {
        return (row - layerConfig.firstRowScreen) * layerConfig.lineHeight;
      };
      Marker.prototype.drawTextMarker = function (
        stringBuilder,
        range,
        clazz,
        layerConfig,
        extraStyle
      ) {
        var session = this.session;
        var start = range.start.row;
        var end = range.end.row;
        var row = start;
        var prev = 0;
        var curr = 0;
        var next = session.getScreenLastRowColumn(row);
        var lineRange = new Range(row, range.start.column, row, curr);
        for (; row <= end; row++) {
          lineRange.start.row = lineRange.end.row = row;
          lineRange.start.column =
            row == start ? range.start.column : session.getRowWrapIndent(row);
          lineRange.end.column = next;
          prev = curr;
          curr = next;
          next =
            row + 1 < end
              ? session.getScreenLastRowColumn(row + 1)
              : row == end
              ? 0
              : range.end.column;
          this.drawSingleLineMarker(
            stringBuilder,
            lineRange,
            clazz +
              (row == start ? ' ace_start' : '') +
              ' ace_br' +
              getBorderClass(
                row == start || (row == start + 1 && range.start.column),
                prev < curr,
                curr > next,
                row == end
              ),
            layerConfig,
            row == end ? 0 : 1,
            extraStyle
          );
        }
      };
      Marker.prototype.drawMultiLineMarker = function (
        stringBuilder,
        range,
        clazz,
        config,
        extraStyle
      ) {
        var padding = this.$padding;
        var height = config.lineHeight;
        var top = this.$getTop(range.start.row, config);
        var left = padding + range.start.column * config.characterWidth;
        extraStyle = extraStyle || '';
        if (this.session.$bidiHandler.isBidiRow(range.start.row)) {
          var range1 = range.clone();
          range1.end.row = range1.start.row;
          range1.end.column = this.session.getLine(range1.start.row).length;
          this.drawBidiSingleLineMarker(
            stringBuilder,
            range1,
            clazz + ' ace_br1 ace_start',
            config,
            null,
            extraStyle
          );
        } else {
          this.elt(
            clazz + ' ace_br1 ace_start',
            'height:' +
              height +
              'px;' +
              'right:0;' +
              'top:' +
              top +
              'px;left:' +
              left +
              'px;' +
              (extraStyle || '')
          );
        }
        if (this.session.$bidiHandler.isBidiRow(range.end.row)) {
          var range1 = range.clone();
          range1.start.row = range1.end.row;
          range1.start.column = 0;
          this.drawBidiSingleLineMarker(
            stringBuilder,
            range1,
            clazz + ' ace_br12',
            config,
            null,
            extraStyle
          );
        } else {
          top = this.$getTop(range.end.row, config);
          var width = range.end.column * config.characterWidth;
          this.elt(
            clazz + ' ace_br12',
            'height:' +
              height +
              'px;' +
              'width:' +
              width +
              'px;' +
              'top:' +
              top +
              'px;' +
              'left:' +
              padding +
              'px;' +
              (extraStyle || '')
          );
        }
        height = (range.end.row - range.start.row - 1) * config.lineHeight;
        if (height <= 0) return;
        top = this.$getTop(range.start.row + 1, config);
        var radiusClass = (range.start.column ? 1 : 0) | (range.end.column ? 0 : 8);
        this.elt(
          clazz + (radiusClass ? ' ace_br' + radiusClass : ''),
          'height:' +
            height +
            'px;' +
            'right:0;' +
            'top:' +
            top +
            'px;' +
            'left:' +
            padding +
            'px;' +
            (extraStyle || '')
        );
      };
      Marker.prototype.drawSingleLineMarker = function (
        stringBuilder,
        range,
        clazz,
        config,
        extraLength,
        extraStyle
      ) {
        if (this.session.$bidiHandler.isBidiRow(range.start.row))
          return this.drawBidiSingleLineMarker(
            stringBuilder,
            range,
            clazz,
            config,
            extraLength,
            extraStyle
          );
        var height = config.lineHeight;
        var width =
          (range.end.column + (extraLength || 0) - range.start.column) * config.characterWidth;
        var top = this.$getTop(range.start.row, config);
        var left = this.$padding + range.start.column * config.characterWidth;
        this.elt(
          clazz,
          'height:' +
            height +
            'px;' +
            'width:' +
            width +
            'px;' +
            'top:' +
            top +
            'px;' +
            'left:' +
            left +
            'px;' +
            (extraStyle || '')
        );
      };
      Marker.prototype.drawBidiSingleLineMarker = function (
        stringBuilder,
        range,
        clazz,
        config,
        extraLength,
        extraStyle
      ) {
        var height = config.lineHeight,
          top = this.$getTop(range.start.row, config),
          padding = this.$padding;
        var selections = this.session.$bidiHandler.getSelections(
          range.start.column,
          range.end.column
        );
        selections.forEach(function (selection) {
          this.elt(
            clazz,
            'height:' +
              height +
              'px;' +
              'width:' +
              (selection.width + (extraLength || 0)) +
              'px;' +
              'top:' +
              top +
              'px;' +
              'left:' +
              (padding + selection.left) +
              'px;' +
              (extraStyle || '')
          );
        }, this);
      };
      Marker.prototype.drawFullLineMarker = function (
        stringBuilder,
        range,
        clazz,
        config,
        extraStyle
      ) {
        var top = this.$getTop(range.start.row, config);
        var height = config.lineHeight;
        if (range.start.row != range.end.row) height += this.$getTop(range.end.row, config) - top;
        this.elt(
          clazz,
          'height:' + height + 'px;' + 'top:' + top + 'px;' + 'left:0;right:0;' + (extraStyle || '')
        );
      };
      Marker.prototype.drawScreenLineMarker = function (
        stringBuilder,
        range,
        clazz,
        config,
        extraStyle
      ) {
        var top = this.$getTop(range.start.row, config);
        var height = config.lineHeight;
        this.elt(
          clazz,
          'height:' + height + 'px;' + 'top:' + top + 'px;' + 'left:0;right:0;' + (extraStyle || '')
        );
      };
      return Marker;
    })();
    Marker.prototype.$padding = 0;
    function getBorderClass(tl, tr, br, bl) {
      return (tl ? 1 : 0) | (tr ? 2 : 0) | (br ? 4 : 0) | (bl ? 8 : 0);
    }
    exports.Marker = Marker;
  }
);

ace.define(
  'ace/layer/text_util',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    // Tokens for which Ace just uses a simple TextNode and does not add any special className.
    var textTokens = new Set(['text', 'rparen', 'lparen']);
    exports.isTextToken = function (tokenType) {
      return textTokens.has(tokenType);
    };
  }
);

ace.define(
  'ace/layer/text',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/dom',
    'ace/lib/lang',
    'ace/layer/lines',
    'ace/lib/event_emitter',
    'ace/config',
    'ace/layer/text_util'
  ],
  function (require, exports, module) {
    'use strict';
    var oop = require('../lib/oop');
    var dom = require('../lib/dom');
    var lang = require('../lib/lang');
    var Lines = require('./lines').Lines;
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var nls = require('../config').nls;
    var isTextToken = require('./text_util').isTextToken;
    var Text = /** @class */ (function () {
      function Text(parentEl) {
        this.dom = dom;
        this.element = this.dom.createElement('div');
        this.element.className = 'ace_layer ace_text-layer';
        parentEl.appendChild(this.element);
        this.$updateEolChar = this.$updateEolChar.bind(this);
        this.$lines = new Lines(this.element);
      }
      Text.prototype.$updateEolChar = function () {
        var doc = this.session.doc;
        var unixMode = doc.getNewLineCharacter() == '\n' && doc.getNewLineMode() != 'windows';
        var EOL_CHAR = unixMode ? this.EOL_CHAR_LF : this.EOL_CHAR_CRLF;
        if (this.EOL_CHAR != EOL_CHAR) {
          this.EOL_CHAR = EOL_CHAR;
          return true;
        }
      };
      Text.prototype.setPadding = function (padding) {
        this.$padding = padding;
        this.element.style.margin = '0 ' + padding + 'px';
      };
      Text.prototype.getLineHeight = function () {
        return this.$fontMetrics.$characterSize.height || 0;
      };
      Text.prototype.getCharacterWidth = function () {
        return this.$fontMetrics.$characterSize.width || 0;
      };
      Text.prototype.$setFontMetrics = function (measure) {
        this.$fontMetrics = measure;
        this.$fontMetrics.on(
          'changeCharacterSize',
          function (e) {
            this._signal('changeCharacterSize', e);
          }.bind(this)
        );
        this.$pollSizeChanges();
      };
      Text.prototype.checkForSizeChanges = function () {
        this.$fontMetrics.checkForSizeChanges();
      };
      Text.prototype.$pollSizeChanges = function () {
        return (this.$pollSizeChangesTimer = this.$fontMetrics.$pollSizeChanges());
      };
      Text.prototype.setSession = function (session) {
        this.session = session;
        if (session) this.$computeTabString();
      };
      Text.prototype.setShowInvisibles = function (showInvisibles) {
        if (this.showInvisibles == showInvisibles) return false;
        this.showInvisibles = showInvisibles;
        if (typeof showInvisibles == 'string') {
          this.showSpaces = /tab/i.test(showInvisibles);
          this.showTabs = /space/i.test(showInvisibles);
          this.showEOL = /eol/i.test(showInvisibles);
        } else {
          this.showSpaces = this.showTabs = this.showEOL = showInvisibles;
        }
        this.$computeTabString();
        return true;
      };
      Text.prototype.setDisplayIndentGuides = function (display) {
        if (this.displayIndentGuides == display) return false;
        this.displayIndentGuides = display;
        this.$computeTabString();
        return true;
      };
      Text.prototype.setHighlightIndentGuides = function (highlight) {
        if (this.$highlightIndentGuides === highlight) return false;
        this.$highlightIndentGuides = highlight;
        return highlight;
      };
      Text.prototype.$computeTabString = function () {
        var tabSize = this.session.getTabSize();
        this.tabSize = tabSize;
        var tabStr = (this.$tabStrings = [0]);
        for (var i = 1; i < tabSize + 1; i++) {
          if (this.showTabs) {
            var span = this.dom.createElement('span');
            span.className = 'ace_invisible ace_invisible_tab';
            span.textContent = lang.stringRepeat(this.TAB_CHAR, i);
            tabStr.push(span);
          } else {
            tabStr.push(this.dom.createTextNode(lang.stringRepeat(' ', i), this.element));
          }
        }
        if (this.displayIndentGuides) {
          this.$indentGuideRe = /\s\S| \t|\t |\s$/;
          var className = 'ace_indent-guide';
          var spaceClass = this.showSpaces ? ' ace_invisible ace_invisible_space' : '';
          var spaceContent = this.showSpaces
            ? lang.stringRepeat(this.SPACE_CHAR, this.tabSize)
            : lang.stringRepeat(' ', this.tabSize);
          var tabClass = this.showTabs ? ' ace_invisible ace_invisible_tab' : '';
          var tabContent = this.showTabs
            ? lang.stringRepeat(this.TAB_CHAR, this.tabSize)
            : spaceContent;
          var span = this.dom.createElement('span');
          span.className = className + spaceClass;
          span.textContent = spaceContent;
          this.$tabStrings[' '] = span;
          var span = this.dom.createElement('span');
          span.className = className + tabClass;
          span.textContent = tabContent;
          this.$tabStrings['\t'] = span;
        }
      };
      Text.prototype.updateLines = function (config, firstRow, lastRow) {
        if (this.config.lastRow != config.lastRow || this.config.firstRow != config.firstRow) {
          return this.update(config);
        }
        this.config = config;
        var first = Math.max(firstRow, config.firstRow);
        var last = Math.min(lastRow, config.lastRow);
        var lineElements = this.element.childNodes;
        var lineElementsIdx = 0;
        for (var row = config.firstRow; row < first; row++) {
          var foldLine = this.session.getFoldLine(row);
          if (foldLine) {
            if (foldLine.containsRow(first)) {
              first = foldLine.start.row;
              break;
            } else {
              row = foldLine.end.row;
            }
          }
          lineElementsIdx++;
        }
        var heightChanged = false;
        var row = first;
        var foldLine = this.session.getNextFoldLine(row);
        var foldStart = foldLine ? foldLine.start.row : Infinity;
        while (true) {
          if (row > foldStart) {
            row = foldLine.end.row + 1;
            foldLine = this.session.getNextFoldLine(row, foldLine);
            foldStart = foldLine ? foldLine.start.row : Infinity;
          }
          if (row > last) break;
          var lineElement = lineElements[lineElementsIdx++];
          if (lineElement) {
            this.dom.removeChildren(lineElement);
            this.$renderLine(lineElement, row, row == foldStart ? foldLine : false);
            if (heightChanged)
              lineElement.style.top = this.$lines.computeLineTop(row, config, this.session) + 'px';
            var height = config.lineHeight * this.session.getRowLength(row) + 'px';
            if (lineElement.style.height != height) {
              heightChanged = true;
              lineElement.style.height = height;
            }
          }
          row++;
        }
        if (heightChanged) {
          while (lineElementsIdx < this.$lines.cells.length) {
            var cell = this.$lines.cells[lineElementsIdx++];
            cell.element.style.top =
              this.$lines.computeLineTop(cell.row, config, this.session) + 'px';
          }
        }
      };
      Text.prototype.scrollLines = function (config) {
        var oldConfig = this.config;
        this.config = config;
        if (this.$lines.pageChanged(oldConfig, config)) return this.update(config);
        this.$lines.moveContainer(config);
        var lastRow = config.lastRow;
        var oldLastRow = oldConfig ? oldConfig.lastRow : -1;
        if (!oldConfig || oldLastRow < config.firstRow) return this.update(config);
        if (lastRow < oldConfig.firstRow) return this.update(config);
        if (!oldConfig || oldConfig.lastRow < config.firstRow) return this.update(config);
        if (config.lastRow < oldConfig.firstRow) return this.update(config);
        if (oldConfig.firstRow < config.firstRow)
          for (
            var row = this.session.getFoldedRowCount(oldConfig.firstRow, config.firstRow - 1);
            row > 0;
            row--
          )
            this.$lines.shift();
        if (oldConfig.lastRow > config.lastRow)
          for (
            var row = this.session.getFoldedRowCount(config.lastRow + 1, oldConfig.lastRow);
            row > 0;
            row--
          )
            this.$lines.pop();
        if (config.firstRow < oldConfig.firstRow) {
          this.$lines.unshift(
            this.$renderLinesFragment(config, config.firstRow, oldConfig.firstRow - 1)
          );
        }
        if (config.lastRow > oldConfig.lastRow) {
          this.$lines.push(
            this.$renderLinesFragment(config, oldConfig.lastRow + 1, config.lastRow)
          );
        }
        this.$highlightIndentGuide();
      };
      Text.prototype.$renderLinesFragment = function (config, firstRow, lastRow) {
        var fragment = [];
        var row = firstRow;
        var foldLine = this.session.getNextFoldLine(row);
        var foldStart = foldLine ? foldLine.start.row : Infinity;
        while (true) {
          if (row > foldStart) {
            row = foldLine.end.row + 1;
            foldLine = this.session.getNextFoldLine(row, foldLine);
            foldStart = foldLine ? foldLine.start.row : Infinity;
          }
          if (row > lastRow) break;
          var line = this.$lines.createCell(row, config, this.session);
          var lineEl = line.element;
          this.dom.removeChildren(lineEl);
          dom.setStyle(
            lineEl.style,
            'height',
            this.$lines.computeLineHeight(row, config, this.session) + 'px'
          );
          dom.setStyle(
            lineEl.style,
            'top',
            this.$lines.computeLineTop(row, config, this.session) + 'px'
          );
          this.$renderLine(lineEl, row, row == foldStart ? foldLine : false);
          if (this.$useLineGroups()) {
            lineEl.className = 'ace_line_group';
          } else {
            lineEl.className = 'ace_line';
          }
          fragment.push(line);
          row++;
        }
        return fragment;
      };
      Text.prototype.update = function (config) {
        this.$lines.moveContainer(config);
        this.config = config;
        var firstRow = config.firstRow;
        var lastRow = config.lastRow;
        var lines = this.$lines;
        while (lines.getLength()) lines.pop();
        lines.push(this.$renderLinesFragment(config, firstRow, lastRow));
      };
      Text.prototype.$renderToken = function (parent, screenColumn, token, value) {
        var self = this;
        var re =
          /(\t)|( +)|([\x00-\x1f\x80-\xa0\xad\u1680\u180E\u2000-\u200f\u2028\u2029\u202F\u205F\uFEFF\uFFF9-\uFFFC\u2066\u2067\u2068\u202A\u202B\u202D\u202E\u202C\u2069]+)|(\u3000)|([\u1100-\u115F\u11A3-\u11A7\u11FA-\u11FF\u2329-\u232A\u2E80-\u2E99\u2E9B-\u2EF3\u2F00-\u2FD5\u2FF0-\u2FFB\u3001-\u303E\u3041-\u3096\u3099-\u30FF\u3105-\u312D\u3131-\u318E\u3190-\u31BA\u31C0-\u31E3\u31F0-\u321E\u3220-\u3247\u3250-\u32FE\u3300-\u4DBF\u4E00-\uA48C\uA490-\uA4C6\uA960-\uA97C\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFAFF\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE66\uFE68-\uFE6B\uFF01-\uFF60\uFFE0-\uFFE6]|[\uD800-\uDBFF][\uDC00-\uDFFF])/g;
        var valueFragment = this.dom.createFragment(this.element);
        var m;
        var i = 0;
        while ((m = re.exec(value))) {
          var tab = m[1];
          var simpleSpace = m[2];
          var controlCharacter = m[3];
          var cjkSpace = m[4];
          var cjk = m[5];
          if (!self.showSpaces && simpleSpace) continue;
          var before = i != m.index ? value.slice(i, m.index) : '';
          i = m.index + m[0].length;
          if (before) {
            valueFragment.appendChild(this.dom.createTextNode(before, this.element));
          }
          if (tab) {
            var tabSize = self.session.getScreenTabSize(screenColumn + m.index);
            valueFragment.appendChild(self.$tabStrings[tabSize].cloneNode(true));
            screenColumn += tabSize - 1;
          } else if (simpleSpace) {
            if (self.showSpaces) {
              var span = this.dom.createElement('span');
              span.className = 'ace_invisible ace_invisible_space';
              span.textContent = lang.stringRepeat(self.SPACE_CHAR, simpleSpace.length);
              valueFragment.appendChild(span);
            } else {
              valueFragment.appendChild(this.dom.createTextNode(simpleSpace, this.element));
            }
          } else if (controlCharacter) {
            var span = this.dom.createElement('span');
            span.className = 'ace_invisible ace_invisible_space ace_invalid';
            span.textContent = lang.stringRepeat(self.SPACE_CHAR, controlCharacter.length);
            valueFragment.appendChild(span);
          } else if (cjkSpace) {
            screenColumn += 1;
            var span = this.dom.createElement('span');
            span.style.width = self.config.characterWidth * 2 + 'px';
            span.className = self.showSpaces
              ? 'ace_cjk ace_invisible ace_invisible_space'
              : 'ace_cjk';
            span.textContent = self.showSpaces ? self.SPACE_CHAR : cjkSpace;
            valueFragment.appendChild(span);
          } else if (cjk) {
            screenColumn += 1;
            var span = this.dom.createElement('span');
            span.style.width = self.config.characterWidth * 2 + 'px';
            span.className = 'ace_cjk';
            span.textContent = cjk;
            valueFragment.appendChild(span);
          }
        }
        valueFragment.appendChild(
          this.dom.createTextNode(i ? value.slice(i) : value, this.element)
        );
        if (!isTextToken(token.type)) {
          var classes = 'ace_' + token.type.replace(/\./g, ' ace_');
          var span = this.dom.createElement('span');
          if (token.type == 'fold') {
            span.style.width = token.value.length * this.config.characterWidth + 'px';
            span.setAttribute('title', nls('Unfold code'));
          }
          span.className = classes;
          span.appendChild(valueFragment);
          parent.appendChild(span);
        } else {
          parent.appendChild(valueFragment);
        }
        return screenColumn + value.length;
      };
      Text.prototype.renderIndentGuide = function (parent, value, max) {
        var cols = value.search(this.$indentGuideRe);
        if (cols <= 0 || cols >= max) return value;
        if (value[0] == ' ') {
          cols -= cols % this.tabSize;
          var count = cols / this.tabSize;
          for (var i = 0; i < count; i++) {
            parent.appendChild(this.$tabStrings[' '].cloneNode(true));
          }
          this.$highlightIndentGuide();
          return value.substr(cols);
        } else if (value[0] == '\t') {
          for (var i = 0; i < cols; i++) {
            parent.appendChild(this.$tabStrings['\t'].cloneNode(true));
          }
          this.$highlightIndentGuide();
          return value.substr(cols);
        }
        this.$highlightIndentGuide();
        return value;
      };
      Text.prototype.$highlightIndentGuide = function () {
        if (!this.$highlightIndentGuides || !this.displayIndentGuides) return;
        this.$highlightIndentGuideMarker = {
          indentLevel: undefined,
          start: undefined,
          end: undefined,
          dir: undefined
        };
        var lines = this.session.doc.$lines;
        if (!lines) return;
        var cursor = this.session.selection.getCursor();
        var initialIndent = /^\s*/.exec(this.session.doc.getLine(cursor.row))[0].length;
        var elementIndentLevel = Math.floor(initialIndent / this.tabSize);
        this.$highlightIndentGuideMarker = {
          indentLevel: elementIndentLevel,
          start: cursor.row
        };
        var bracketHighlight = this.session.$bracketHighlight;
        if (bracketHighlight) {
          var ranges = this.session.$bracketHighlight.ranges;
          for (var i = 0; i < ranges.length; i++) {
            if (cursor.row !== ranges[i].start.row) {
              this.$highlightIndentGuideMarker.end = ranges[i].start.row;
              if (cursor.row > ranges[i].start.row) {
                this.$highlightIndentGuideMarker.dir = -1;
              } else {
                this.$highlightIndentGuideMarker.dir = 1;
              }
              break;
            }
          }
        }
        if (!this.$highlightIndentGuideMarker.end) {
          if (lines[cursor.row] !== '' && cursor.column === lines[cursor.row].length) {
            this.$highlightIndentGuideMarker.dir = 1;
            for (var i = cursor.row + 1; i < lines.length; i++) {
              var line = lines[i];
              var currentIndent = /^\s*/.exec(line)[0].length;
              if (line !== '') {
                this.$highlightIndentGuideMarker.end = i;
                if (currentIndent <= initialIndent) break;
              }
            }
          }
        }
        this.$renderHighlightIndentGuide();
      };
      Text.prototype.$clearActiveIndentGuide = function () {
        var cells = this.$lines.cells;
        for (var i = 0; i < cells.length; i++) {
          var cell = cells[i];
          var childNodes = cell.element.childNodes;
          if (childNodes.length > 0) {
            for (var j = 0; j < childNodes.length; j++) {
              if (
                childNodes[j].classList &&
                childNodes[j].classList.contains('ace_indent-guide-active')
              ) {
                childNodes[j].classList.remove('ace_indent-guide-active');
                break;
              }
            }
          }
        }
      };
      Text.prototype.$setIndentGuideActive = function (cell, indentLevel) {
        var line = this.session.doc.getLine(cell.row);
        if (line !== '') {
          var childNodes = cell.element.childNodes;
          if (childNodes) {
            var node = childNodes[indentLevel - 1];
            if (node && node.classList && node.classList.contains('ace_indent-guide'))
              node.classList.add('ace_indent-guide-active');
          }
        }
      };
      Text.prototype.$renderHighlightIndentGuide = function () {
        if (!this.$lines) return;
        var cells = this.$lines.cells;
        this.$clearActiveIndentGuide();
        var indentLevel = this.$highlightIndentGuideMarker.indentLevel;
        if (indentLevel !== 0) {
          if (this.$highlightIndentGuideMarker.dir === 1) {
            for (var i = 0; i < cells.length; i++) {
              var cell = cells[i];
              if (
                this.$highlightIndentGuideMarker.end &&
                cell.row >= this.$highlightIndentGuideMarker.start + 1
              ) {
                if (cell.row >= this.$highlightIndentGuideMarker.end) break;
                this.$setIndentGuideActive(cell, indentLevel);
              }
            }
          } else {
            for (var i = cells.length - 1; i >= 0; i--) {
              var cell = cells[i];
              if (
                this.$highlightIndentGuideMarker.end &&
                cell.row < this.$highlightIndentGuideMarker.start
              ) {
                if (cell.row <= this.$highlightIndentGuideMarker.end) break;
                this.$setIndentGuideActive(cell, indentLevel);
              }
            }
          }
        }
      };
      Text.prototype.$createLineElement = function (parent) {
        var lineEl = this.dom.createElement('div');
        lineEl.className = 'ace_line';
        lineEl.style.height = this.config.lineHeight + 'px';
        return lineEl;
      };
      Text.prototype.$renderWrappedLine = function (parent, tokens, splits) {
        var chars = 0;
        var split = 0;
        var splitChars = splits[0];
        var screenColumn = 0;
        var lineEl = this.$createLineElement();
        parent.appendChild(lineEl);
        for (var i = 0; i < tokens.length; i++) {
          var token = tokens[i];
          var value = token.value;
          if (i == 0 && this.displayIndentGuides) {
            chars = value.length;
            value = this.renderIndentGuide(lineEl, value, splitChars);
            if (!value) continue;
            chars -= value.length;
          }
          if (chars + value.length < splitChars) {
            screenColumn = this.$renderToken(lineEl, screenColumn, token, value);
            chars += value.length;
          } else {
            while (chars + value.length >= splitChars) {
              screenColumn = this.$renderToken(
                lineEl,
                screenColumn,
                token,
                value.substring(0, splitChars - chars)
              );
              value = value.substring(splitChars - chars);
              chars = splitChars;
              lineEl = this.$createLineElement();
              parent.appendChild(lineEl);
              lineEl.appendChild(
                this.dom.createTextNode(lang.stringRepeat('\xa0', splits.indent), this.element)
              );
              split++;
              screenColumn = 0;
              splitChars = splits[split] || Number.MAX_VALUE;
            }
            if (value.length != 0) {
              chars += value.length;
              screenColumn = this.$renderToken(lineEl, screenColumn, token, value);
            }
          }
        }
        if (splits[splits.length - 1] > this.MAX_LINE_LENGTH)
          this.$renderOverflowMessage(lineEl, screenColumn, null, '', true);
      };
      Text.prototype.$renderSimpleLine = function (parent, tokens) {
        var screenColumn = 0;
        for (var i = 0; i < tokens.length; i++) {
          var token = tokens[i];
          var value = token.value;
          if (i == 0 && this.displayIndentGuides) {
            value = this.renderIndentGuide(parent, value);
            if (!value) continue;
          }
          if (screenColumn + value.length > this.MAX_LINE_LENGTH)
            return this.$renderOverflowMessage(parent, screenColumn, token, value);
          screenColumn = this.$renderToken(parent, screenColumn, token, value);
        }
      };
      Text.prototype.$renderOverflowMessage = function (parent, screenColumn, token, value, hide) {
        token &&
          this.$renderToken(
            parent,
            screenColumn,
            token,
            value.slice(0, this.MAX_LINE_LENGTH - screenColumn)
          );
        var overflowEl = this.dom.createElement('span');
        overflowEl.className = 'ace_inline_button ace_keyword ace_toggle_wrap';
        overflowEl.textContent = hide ? '<hide>' : '<click to see more...>';
        parent.appendChild(overflowEl);
      };
      Text.prototype.$renderLine = function (parent, row, foldLine) {
        if (!foldLine && foldLine != false) foldLine = this.session.getFoldLine(row);
        if (foldLine) var tokens = this.$getFoldLineTokens(row, foldLine);
        else var tokens = this.session.getTokens(row);
        var lastLineEl = parent;
        if (tokens.length) {
          var splits = this.session.getRowSplitData(row);
          if (splits && splits.length) {
            this.$renderWrappedLine(parent, tokens, splits);
            var lastLineEl = parent.lastChild;
          } else {
            var lastLineEl = parent;
            if (this.$useLineGroups()) {
              lastLineEl = this.$createLineElement();
              parent.appendChild(lastLineEl);
            }
            this.$renderSimpleLine(lastLineEl, tokens);
          }
        } else if (this.$useLineGroups()) {
          lastLineEl = this.$createLineElement();
          parent.appendChild(lastLineEl);
        }
        if (this.showEOL && lastLineEl) {
          if (foldLine) row = foldLine.end.row;
          var invisibleEl = this.dom.createElement('span');
          invisibleEl.className = 'ace_invisible ace_invisible_eol';
          invisibleEl.textContent =
            row == this.session.getLength() - 1 ? this.EOF_CHAR : this.EOL_CHAR;
          lastLineEl.appendChild(invisibleEl);
        }
      };
      Text.prototype.$getFoldLineTokens = function (row, foldLine) {
        var session = this.session;
        var renderTokens = [];
        function addTokens(tokens, from, to) {
          var idx = 0,
            col = 0;
          while (col + tokens[idx].value.length < from) {
            col += tokens[idx].value.length;
            idx++;
            if (idx == tokens.length) return;
          }
          if (col != from) {
            var value = tokens[idx].value.substring(from - col);
            if (value.length > to - from) value = value.substring(0, to - from);
            renderTokens.push({
              type: tokens[idx].type,
              value: value
            });
            col = from + value.length;
            idx += 1;
          }
          while (col < to && idx < tokens.length) {
            var value = tokens[idx].value;
            if (value.length + col > to) {
              renderTokens.push({
                type: tokens[idx].type,
                value: value.substring(0, to - col)
              });
            } else renderTokens.push(tokens[idx]);
            col += value.length;
            idx += 1;
          }
        }
        var tokens = session.getTokens(row);
        foldLine.walk(
          function (placeholder, row, column, lastColumn, isNewRow) {
            if (placeholder != null) {
              renderTokens.push({
                type: 'fold',
                value: placeholder
              });
            } else {
              if (isNewRow) tokens = session.getTokens(row);
              if (tokens.length) addTokens(tokens, lastColumn, column);
            }
          },
          foldLine.end.row,
          this.session.getLine(foldLine.end.row).length
        );
        return renderTokens;
      };
      Text.prototype.$useLineGroups = function () {
        return this.session.getUseWrapMode();
      };
      return Text;
    })();
    Text.prototype.EOF_CHAR = '\xB6';
    Text.prototype.EOL_CHAR_LF = '\xAC';
    Text.prototype.EOL_CHAR_CRLF = '\xa4';
    Text.prototype.EOL_CHAR = Text.prototype.EOL_CHAR_LF;
    Text.prototype.TAB_CHAR = '\u2014'; //"\u21E5";
    Text.prototype.SPACE_CHAR = '\xB7';
    Text.prototype.$padding = 0;
    Text.prototype.MAX_LINE_LENGTH = 10000;
    Text.prototype.showInvisibles = false;
    Text.prototype.showSpaces = false;
    Text.prototype.showTabs = false;
    Text.prototype.showEOL = false;
    Text.prototype.displayIndentGuides = true;
    Text.prototype.$highlightIndentGuides = true;
    Text.prototype.$tabStrings = [];
    Text.prototype.destroy = {};
    Text.prototype.onChangeTabSize = Text.prototype.$computeTabString;
    oop.implement(Text.prototype, EventEmitter);
    exports.Text = Text;
  }
);

ace.define(
  'ace/layer/cursor',
  ['require', 'exports', 'module', 'ace/lib/dom'],
  function (require, exports, module) {
    'use strict';
    var dom = require('../lib/dom');
    var Cursor = /** @class */ (function () {
      function Cursor(parentEl) {
        this.element = dom.createElement('div');
        this.element.className = 'ace_layer ace_cursor-layer';
        parentEl.appendChild(this.element);
        this.isVisible = false;
        this.isBlinking = true;
        this.blinkInterval = 1000;
        this.smoothBlinking = false;
        this.cursors = [];
        this.cursor = this.addCursor();
        dom.addCssClass(this.element, 'ace_hidden-cursors');
        this.$updateCursors = this.$updateOpacity.bind(this);
      }
      Cursor.prototype.$updateOpacity = function (val) {
        var cursors = this.cursors;
        for (var i = cursors.length; i--; )
          dom.setStyle(cursors[i].style, 'opacity', val ? '' : '0');
      };
      Cursor.prototype.$startCssAnimation = function () {
        var cursors = this.cursors;
        for (var i = cursors.length; i--; )
          cursors[i].style.animationDuration = this.blinkInterval + 'ms';
        this.$isAnimating = true;
        setTimeout(
          function () {
            if (this.$isAnimating) {
              dom.addCssClass(this.element, 'ace_animate-blinking');
            }
          }.bind(this)
        );
      };
      Cursor.prototype.$stopCssAnimation = function () {
        this.$isAnimating = false;
        dom.removeCssClass(this.element, 'ace_animate-blinking');
      };
      Cursor.prototype.setPadding = function (padding) {
        this.$padding = padding;
      };
      Cursor.prototype.setSession = function (session) {
        this.session = session;
      };
      Cursor.prototype.setBlinking = function (blinking) {
        if (blinking != this.isBlinking) {
          this.isBlinking = blinking;
          this.restartTimer();
        }
      };
      Cursor.prototype.setBlinkInterval = function (blinkInterval) {
        if (blinkInterval != this.blinkInterval) {
          this.blinkInterval = blinkInterval;
          this.restartTimer();
        }
      };
      Cursor.prototype.setSmoothBlinking = function (smoothBlinking) {
        if (smoothBlinking != this.smoothBlinking) {
          this.smoothBlinking = smoothBlinking;
          dom.setCssClass(this.element, 'ace_smooth-blinking', smoothBlinking);
          this.$updateCursors(true);
          this.restartTimer();
        }
      };
      Cursor.prototype.addCursor = function () {
        var el = dom.createElement('div');
        el.className = 'ace_cursor';
        this.element.appendChild(el);
        this.cursors.push(el);
        return el;
      };
      Cursor.prototype.removeCursor = function () {
        if (this.cursors.length > 1) {
          var el = this.cursors.pop();
          el.parentNode.removeChild(el);
          return el;
        }
      };
      Cursor.prototype.hideCursor = function () {
        this.isVisible = false;
        dom.addCssClass(this.element, 'ace_hidden-cursors');
        this.restartTimer();
      };
      Cursor.prototype.showCursor = function () {
        this.isVisible = true;
        dom.removeCssClass(this.element, 'ace_hidden-cursors');
        this.restartTimer();
      };
      Cursor.prototype.restartTimer = function () {
        var update = this.$updateCursors;
        clearInterval(this.intervalId);
        clearTimeout(this.timeoutId);
        this.$stopCssAnimation();
        if (this.smoothBlinking) {
          this.$isSmoothBlinking = false;
          dom.removeCssClass(this.element, 'ace_smooth-blinking');
        }
        update(true);
        if (!this.isBlinking || !this.blinkInterval || !this.isVisible) {
          this.$stopCssAnimation();
          return;
        }
        if (this.smoothBlinking) {
          this.$isSmoothBlinking = true;
          setTimeout(
            function () {
              if (this.$isSmoothBlinking) {
                dom.addCssClass(this.element, 'ace_smooth-blinking');
              }
            }.bind(this)
          );
        }
        if (dom.HAS_CSS_ANIMATION) {
          this.$startCssAnimation();
        } else {
          var blink = function () {
            this.timeoutId = setTimeout(function () {
              update(false);
            }, 0.6 * this.blinkInterval);
          }.bind(this);
          this.intervalId = setInterval(function () {
            update(true);
            blink();
          }, this.blinkInterval);
          blink();
        }
      };
      Cursor.prototype.getPixelPosition = function (position, onScreen) {
        if (!this.config || !this.session) return { left: 0, top: 0 };
        if (!position) position = this.session.selection.getCursor();
        var pos = this.session.documentToScreenPosition(position);
        var cursorLeft =
          this.$padding +
          (this.session.$bidiHandler.isBidiRow(pos.row, position.row)
            ? this.session.$bidiHandler.getPosLeft(pos.column)
            : pos.column * this.config.characterWidth);
        var cursorTop =
          (pos.row - (onScreen ? this.config.firstRowScreen : 0)) * this.config.lineHeight;
        return { left: cursorLeft, top: cursorTop };
      };
      Cursor.prototype.isCursorInView = function (pixelPos, config) {
        return pixelPos.top >= 0 && pixelPos.top < config.maxHeight;
      };
      Cursor.prototype.update = function (config) {
        this.config = config;
        var selections = this.session.$selectionMarkers;
        var i = 0,
          cursorIndex = 0;
        if (selections === undefined || selections.length === 0) {
          selections = [{ cursor: null }];
        }
        for (var i = 0, n = selections.length; i < n; i++) {
          var pixelPos = this.getPixelPosition(selections[i].cursor, true);
          if ((pixelPos.top > config.height + config.offset || pixelPos.top < 0) && i > 1) {
            continue;
          }
          var element = this.cursors[cursorIndex++] || this.addCursor();
          var style = element.style;
          if (!this.drawCursor) {
            if (!this.isCursorInView(pixelPos, config)) {
              dom.setStyle(style, 'display', 'none');
            } else {
              dom.setStyle(style, 'display', 'block');
              dom.translate(element, pixelPos.left, pixelPos.top);
              dom.setStyle(style, 'width', Math.round(config.characterWidth) + 'px');
              dom.setStyle(style, 'height', config.lineHeight + 'px');
            }
          } else {
            this.drawCursor(element, pixelPos, config, selections[i], this.session);
          }
        }
        while (this.cursors.length > cursorIndex) this.removeCursor();
        var overwrite = this.session.getOverwrite();
        this.$setOverwrite(overwrite);
        this.$pixelPos = pixelPos;
        this.restartTimer();
      };
      Cursor.prototype.$setOverwrite = function (overwrite) {
        if (overwrite != this.overwrite) {
          this.overwrite = overwrite;
          if (overwrite) dom.addCssClass(this.element, 'ace_overwrite-cursors');
          else dom.removeCssClass(this.element, 'ace_overwrite-cursors');
        }
      };
      Cursor.prototype.destroy = function () {
        clearInterval(this.intervalId);
        clearTimeout(this.timeoutId);
      };
      return Cursor;
    })();
    Cursor.prototype.$padding = 0;
    Cursor.prototype.drawCursor = null;
    exports.Cursor = Cursor;
  }
);

ace.define(
  'ace/scrollbar',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/dom',
    'ace/lib/event',
    'ace/lib/event_emitter'
  ],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var oop = require('./lib/oop');
    var dom = require('./lib/dom');
    var event = require('./lib/event');
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var MAX_SCROLL_H = 0x8000;
    var Scrollbar = /** @class */ (function () {
      function Scrollbar(parent, classSuffix) {
        this.element = dom.createElement('div');
        this.element.className = 'ace_scrollbar ace_scrollbar' + classSuffix;
        this.inner = dom.createElement('div');
        this.inner.className = 'ace_scrollbar-inner';
        this.inner.textContent = '\xa0';
        this.element.appendChild(this.inner);
        parent.appendChild(this.element);
        this.setVisible(false);
        this.skipEvent = false;
        event.addListener(this.element, 'scroll', this.onScroll.bind(this));
        event.addListener(this.element, 'mousedown', event.preventDefault);
      }
      Scrollbar.prototype.setVisible = function (isVisible) {
        this.element.style.display = isVisible ? '' : 'none';
        this.isVisible = isVisible;
        this.coeff = 1;
      };
      return Scrollbar;
    })();
    oop.implement(Scrollbar.prototype, EventEmitter);
    var VScrollBar = /** @class */ (function (_super) {
      __extends(VScrollBar, _super);
      function VScrollBar(parent, renderer) {
        var _this = _super.call(this, parent, '-v') || this;
        _this.scrollTop = 0;
        _this.scrollHeight = 0;
        renderer.$scrollbarWidth = _this.width = dom.scrollbarWidth(parent.ownerDocument);
        _this.inner.style.width = _this.element.style.width = (_this.width || 15) + 5 + 'px';
        _this.$minWidth = 0;
        return _this;
      }
      VScrollBar.prototype.onScroll = function () {
        if (!this.skipEvent) {
          this.scrollTop = this.element.scrollTop;
          if (this.coeff != 1) {
            var h = this.element.clientHeight / this.scrollHeight;
            this.scrollTop = (this.scrollTop * (1 - h)) / (this.coeff - h);
          }
          this._emit('scroll', { data: this.scrollTop });
        }
        this.skipEvent = false;
      };
      VScrollBar.prototype.getWidth = function () {
        return Math.max(this.isVisible ? this.width : 0, this.$minWidth || 0);
      };
      VScrollBar.prototype.setHeight = function (height) {
        this.element.style.height = height + 'px';
      };
      VScrollBar.prototype.setScrollHeight = function (height) {
        this.scrollHeight = height;
        if (height > MAX_SCROLL_H) {
          this.coeff = MAX_SCROLL_H / height;
          height = MAX_SCROLL_H;
        } else if (this.coeff != 1) {
          this.coeff = 1;
        }
        this.inner.style.height = height + 'px';
      };
      VScrollBar.prototype.setScrollTop = function (scrollTop) {
        if (this.scrollTop != scrollTop) {
          this.skipEvent = true;
          this.scrollTop = scrollTop;
          this.element.scrollTop = scrollTop * this.coeff;
        }
      };
      return VScrollBar;
    })(Scrollbar);
    VScrollBar.prototype.setInnerHeight = VScrollBar.prototype.setScrollHeight;
    var HScrollBar = /** @class */ (function (_super) {
      __extends(HScrollBar, _super);
      function HScrollBar(parent, renderer) {
        var _this = _super.call(this, parent, '-h') || this;
        _this.scrollLeft = 0;
        _this.height = renderer.$scrollbarWidth;
        _this.inner.style.height = _this.element.style.height = (_this.height || 15) + 5 + 'px';
        return _this;
      }
      HScrollBar.prototype.onScroll = function () {
        if (!this.skipEvent) {
          this.scrollLeft = this.element.scrollLeft;
          this._emit('scroll', { data: this.scrollLeft });
        }
        this.skipEvent = false;
      };
      HScrollBar.prototype.getHeight = function () {
        return this.isVisible ? this.height : 0;
      };
      HScrollBar.prototype.setWidth = function (width) {
        this.element.style.width = width + 'px';
      };
      HScrollBar.prototype.setInnerWidth = function (width) {
        this.inner.style.width = width + 'px';
      };
      HScrollBar.prototype.setScrollWidth = function (width) {
        this.inner.style.width = width + 'px';
      };
      HScrollBar.prototype.setScrollLeft = function (scrollLeft) {
        if (this.scrollLeft != scrollLeft) {
          this.skipEvent = true;
          this.scrollLeft = this.element.scrollLeft = scrollLeft;
        }
      };
      return HScrollBar;
    })(Scrollbar);
    exports.ScrollBar = VScrollBar; // backward compatibility
    exports.ScrollBarV = VScrollBar; // backward compatibility
    exports.ScrollBarH = HScrollBar; // backward compatibility
    exports.VScrollBar = VScrollBar;
    exports.HScrollBar = HScrollBar;
  }
);

ace.define(
  'ace/scrollbar_custom',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/dom',
    'ace/lib/event',
    'ace/lib/event_emitter'
  ],
  function (require, exports, module) {
    'use strict';
    var __extends =
      (this && this.__extends) ||
      (function () {
        var extendStatics = function (d, b) {
          extendStatics =
            Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &&
              function (d, b) {
                d.__proto__ = b;
              }) ||
            function (d, b) {
              for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];
            };
          return extendStatics(d, b);
        };
        return function (d, b) {
          if (typeof b !== 'function' && b !== null)
            throw new TypeError(
              'Class extends value ' + String(b) + ' is not a constructor or null'
            );
          extendStatics(d, b);
          function __() {
            this.constructor = d;
          }
          d.prototype = b === null ? Object.create(b) : ((__.prototype = b.prototype), new __());
        };
      })();
    var oop = require('./lib/oop');
    var dom = require('./lib/dom');
    var event = require('./lib/event');
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    dom.importCssString(
      '.ace_editor>.ace_sb-v div, .ace_editor>.ace_sb-h div{\n  position: absolute;\n  background: rgba(128, 128, 128, 0.6);\n  -moz-box-sizing: border-box;\n  box-sizing: border-box;\n  border: 1px solid #bbb;\n  border-radius: 2px;\n  z-index: 8;\n}\n.ace_editor>.ace_sb-v, .ace_editor>.ace_sb-h {\n  position: absolute;\n  z-index: 6;\n  background: none;\n  overflow: hidden!important;\n}\n.ace_editor>.ace_sb-v {\n  z-index: 6;\n  right: 0;\n  top: 0;\n  width: 12px;\n}\n.ace_editor>.ace_sb-v div {\n  z-index: 8;\n  right: 0;\n  width: 100%;\n}\n.ace_editor>.ace_sb-h {\n  bottom: 0;\n  left: 0;\n  height: 12px;\n}\n.ace_editor>.ace_sb-h div {\n  bottom: 0;\n  height: 100%;\n}\n.ace_editor>.ace_sb_grabbed {\n  z-index: 8;\n  background: #000;\n}',
      'ace_scrollbar.css',
      false
    );
    var ScrollBar = /** @class */ (function () {
      function ScrollBar(parent, classSuffix) {
        this.element = dom.createElement('div');
        this.element.className = 'ace_sb' + classSuffix;
        this.inner = dom.createElement('div');
        this.inner.className = '';
        this.element.appendChild(this.inner);
        this.VScrollWidth = 12;
        this.HScrollHeight = 12;
        parent.appendChild(this.element);
        this.setVisible(false);
        this.skipEvent = false;
        event.addMultiMouseDownListener(this.element, [500, 300, 300], this, 'onMouseDown');
      }
      ScrollBar.prototype.setVisible = function (isVisible) {
        this.element.style.display = isVisible ? '' : 'none';
        this.isVisible = isVisible;
        this.coeff = 1;
      };
      return ScrollBar;
    })();
    oop.implement(ScrollBar.prototype, EventEmitter);
    var VScrollBar = /** @class */ (function (_super) {
      __extends(VScrollBar, _super);
      function VScrollBar(parent, renderer) {
        var _this = _super.call(this, parent, '-v') || this;
        _this.scrollTop = 0;
        _this.scrollHeight = 0;
        _this.parent = parent;
        _this.width = _this.VScrollWidth;
        _this.renderer = renderer;
        _this.inner.style.width = _this.element.style.width = (_this.width || 15) + 'px';
        _this.$minWidth = 0;
        return _this;
      }
      VScrollBar.prototype.onMouseDown = function (eType, e) {
        if (eType !== 'mousedown') return;
        if (event.getButton(e) !== 0 || e.detail === 2) {
          return;
        }
        if (e.target === this.inner) {
          var self = this;
          var mousePageY = e.clientY;
          var onMouseMove = function (e) {
            mousePageY = e.clientY;
          };
          var onMouseUp = function () {
            clearInterval(timerId);
          };
          var startY = e.clientY;
          var startTop = this.thumbTop;
          var onScrollInterval = function () {
            if (mousePageY === undefined) return;
            var scrollTop = self.scrollTopFromThumbTop(startTop + mousePageY - startY);
            if (scrollTop === self.scrollTop) return;
            self._emit('scroll', { data: scrollTop });
          };
          event.capture(this.inner, onMouseMove, onMouseUp);
          var timerId = setInterval(onScrollInterval, 20);
          return event.preventDefault(e);
        }
        var top = e.clientY - this.element.getBoundingClientRect().top - this.thumbHeight / 2;
        this._emit('scroll', { data: this.scrollTopFromThumbTop(top) });
        return event.preventDefault(e);
      };
      VScrollBar.prototype.getHeight = function () {
        return this.height;
      };
      VScrollBar.prototype.scrollTopFromThumbTop = function (thumbTop) {
        var scrollTop =
          (thumbTop * (this.pageHeight - this.viewHeight)) / (this.slideHeight - this.thumbHeight);
        scrollTop = scrollTop >> 0;
        if (scrollTop < 0) {
          scrollTop = 0;
        } else if (scrollTop > this.pageHeight - this.viewHeight) {
          scrollTop = this.pageHeight - this.viewHeight;
        }
        return scrollTop;
      };
      VScrollBar.prototype.getWidth = function () {
        return Math.max(this.isVisible ? this.width : 0, this.$minWidth || 0);
      };
      VScrollBar.prototype.setHeight = function (height) {
        this.height = Math.max(0, height);
        this.slideHeight = this.height;
        this.viewHeight = this.height;
        this.setScrollHeight(this.pageHeight, true);
      };
      VScrollBar.prototype.setScrollHeight = function (height, force) {
        if (this.pageHeight === height && !force) return;
        this.pageHeight = height;
        this.thumbHeight = (this.slideHeight * this.viewHeight) / this.pageHeight;
        if (this.thumbHeight > this.slideHeight) this.thumbHeight = this.slideHeight;
        if (this.thumbHeight < 15) this.thumbHeight = 15;
        this.inner.style.height = this.thumbHeight + 'px';
        if (this.scrollTop > this.pageHeight - this.viewHeight) {
          this.scrollTop = this.pageHeight - this.viewHeight;
          if (this.scrollTop < 0) this.scrollTop = 0;
          this._emit('scroll', { data: this.scrollTop });
        }
      };
      VScrollBar.prototype.setScrollTop = function (scrollTop) {
        this.scrollTop = scrollTop;
        if (scrollTop < 0) scrollTop = 0;
        this.thumbTop =
          (scrollTop * (this.slideHeight - this.thumbHeight)) / (this.pageHeight - this.viewHeight);
        this.inner.style.top = this.thumbTop + 'px';
      };
      return VScrollBar;
    })(ScrollBar);
    VScrollBar.prototype.setInnerHeight = VScrollBar.prototype.setScrollHeight;
    var HScrollBar = /** @class */ (function (_super) {
      __extends(HScrollBar, _super);
      function HScrollBar(parent, renderer) {
        var _this = _super.call(this, parent, '-h') || this;
        _this.scrollLeft = 0;
        _this.scrollWidth = 0;
        _this.height = _this.HScrollHeight;
        _this.inner.style.height = _this.element.style.height = (_this.height || 12) + 'px';
        _this.renderer = renderer;
        return _this;
      }
      HScrollBar.prototype.onMouseDown = function (eType, e) {
        if (eType !== 'mousedown') return;
        if (event.getButton(e) !== 0 || e.detail === 2) {
          return;
        }
        if (e.target === this.inner) {
          var self = this;
          var mousePageX = e.clientX;
          var onMouseMove = function (e) {
            mousePageX = e.clientX;
          };
          var onMouseUp = function () {
            clearInterval(timerId);
          };
          var startX = e.clientX;
          var startLeft = this.thumbLeft;
          var onScrollInterval = function () {
            if (mousePageX === undefined) return;
            var scrollLeft = self.scrollLeftFromThumbLeft(startLeft + mousePageX - startX);
            if (scrollLeft === self.scrollLeft) return;
            self._emit('scroll', { data: scrollLeft });
          };
          event.capture(this.inner, onMouseMove, onMouseUp);
          var timerId = setInterval(onScrollInterval, 20);
          return event.preventDefault(e);
        }
        var left = e.clientX - this.element.getBoundingClientRect().left - this.thumbWidth / 2;
        this._emit('scroll', { data: this.scrollLeftFromThumbLeft(left) });
        return event.preventDefault(e);
      };
      HScrollBar.prototype.getHeight = function () {
        return this.isVisible ? this.height : 0;
      };
      HScrollBar.prototype.scrollLeftFromThumbLeft = function (thumbLeft) {
        var scrollLeft =
          (thumbLeft * (this.pageWidth - this.viewWidth)) / (this.slideWidth - this.thumbWidth);
        scrollLeft = scrollLeft >> 0;
        if (scrollLeft < 0) {
          scrollLeft = 0;
        } else if (scrollLeft > this.pageWidth - this.viewWidth) {
          scrollLeft = this.pageWidth - this.viewWidth;
        }
        return scrollLeft;
      };
      HScrollBar.prototype.setWidth = function (width) {
        this.width = Math.max(0, width);
        this.element.style.width = this.width + 'px';
        this.slideWidth = this.width;
        this.viewWidth = this.width;
        this.setScrollWidth(this.pageWidth, true);
      };
      HScrollBar.prototype.setScrollWidth = function (width, force) {
        if (this.pageWidth === width && !force) return;
        this.pageWidth = width;
        this.thumbWidth = (this.slideWidth * this.viewWidth) / this.pageWidth;
        if (this.thumbWidth > this.slideWidth) this.thumbWidth = this.slideWidth;
        if (this.thumbWidth < 15) this.thumbWidth = 15;
        this.inner.style.width = this.thumbWidth + 'px';
        if (this.scrollLeft > this.pageWidth - this.viewWidth) {
          this.scrollLeft = this.pageWidth - this.viewWidth;
          if (this.scrollLeft < 0) this.scrollLeft = 0;
          this._emit('scroll', { data: this.scrollLeft });
        }
      };
      HScrollBar.prototype.setScrollLeft = function (scrollLeft) {
        this.scrollLeft = scrollLeft;
        if (scrollLeft < 0) scrollLeft = 0;
        this.thumbLeft =
          (scrollLeft * (this.slideWidth - this.thumbWidth)) / (this.pageWidth - this.viewWidth);
        this.inner.style.left = this.thumbLeft + 'px';
      };
      return HScrollBar;
    })(ScrollBar);
    HScrollBar.prototype.setInnerWidth = HScrollBar.prototype.setScrollWidth;
    exports.ScrollBar = VScrollBar; // backward compatibility
    exports.ScrollBarV = VScrollBar; // backward compatibility
    exports.ScrollBarH = HScrollBar; // backward compatibility
    exports.VScrollBar = VScrollBar;
    exports.HScrollBar = HScrollBar;
  }
);

ace.define(
  'ace/renderloop',
  ['require', 'exports', 'module', 'ace/lib/event'],
  function (require, exports, module) {
    'use strict';
    var event = require('./lib/event');
    var RenderLoop = /** @class */ (function () {
      function RenderLoop(onRender, win) {
        this.onRender = onRender;
        this.pending = false;
        this.changes = 0;
        this.$recursionLimit = 2;
        this.window = win || window;
        var _self = this;
        this._flush = function (ts) {
          _self.pending = false;
          var changes = _self.changes;
          if (changes) {
            event.blockIdle(100);
            _self.changes = 0;
            _self.onRender(changes);
          }
          if (_self.changes) {
            if (_self.$recursionLimit-- < 0) return;
            _self.schedule();
          } else {
            _self.$recursionLimit = 2;
          }
        };
      }
      RenderLoop.prototype.schedule = function (change) {
        this.changes = this.changes | change;
        if (this.changes && !this.pending) {
          event.nextFrame(this._flush);
          this.pending = true;
        }
      };
      RenderLoop.prototype.clear = function (change) {
        var changes = this.changes;
        this.changes = 0;
        return changes;
      };
      return RenderLoop;
    })();
    exports.RenderLoop = RenderLoop;
  }
);

ace.define(
  'ace/layer/font_metrics',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/dom',
    'ace/lib/lang',
    'ace/lib/event',
    'ace/lib/useragent',
    'ace/lib/event_emitter'
  ],
  function (require, exports, module) {
    var oop = require('../lib/oop');
    var dom = require('../lib/dom');
    var lang = require('../lib/lang');
    var event = require('../lib/event');
    var useragent = require('../lib/useragent');
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var CHAR_COUNT = 512;
    var USE_OBSERVER = typeof ResizeObserver == 'function';
    var L = 200;
    var FontMetrics = /** @class */ (function () {
      function FontMetrics(parentEl) {
        this.el = dom.createElement('div');
        this.$setMeasureNodeStyles(this.el.style, true);
        this.$main = dom.createElement('div');
        this.$setMeasureNodeStyles(this.$main.style);
        this.$measureNode = dom.createElement('div');
        this.$setMeasureNodeStyles(this.$measureNode.style);
        this.el.appendChild(this.$main);
        this.el.appendChild(this.$measureNode);
        parentEl.appendChild(this.el);
        this.$measureNode.textContent = lang.stringRepeat('X', CHAR_COUNT);
        this.$characterSize = { width: 0, height: 0 };
        if (USE_OBSERVER) this.$addObserver();
        else this.checkForSizeChanges();
      }
      FontMetrics.prototype.$setMeasureNodeStyles = function (style, isRoot) {
        style.width = style.height = 'auto';
        style.left = style.top = '0px';
        style.visibility = 'hidden';
        style.position = 'absolute';
        style.whiteSpace = 'pre';
        if (useragent.isIE < 8) {
          style['font-family'] = 'inherit';
        } else {
          style.font = 'inherit';
        }
        style.overflow = isRoot ? 'hidden' : 'visible';
      };
      FontMetrics.prototype.checkForSizeChanges = function (size) {
        if (size === undefined) size = this.$measureSizes();
        if (
          size &&
          (this.$characterSize.width !== size.width || this.$characterSize.height !== size.height)
        ) {
          this.$measureNode.style.fontWeight = 'bold';
          var boldSize = this.$measureSizes();
          this.$measureNode.style.fontWeight = '';
          this.$characterSize = size;
          this.charSizes = Object.create(null);
          this.allowBoldFonts =
            boldSize && boldSize.width === size.width && boldSize.height === size.height;
          this._emit('changeCharacterSize', { data: size });
        }
      };
      FontMetrics.prototype.$addObserver = function () {
        var self = this;
        this.$observer = new window.ResizeObserver(function (e) {
          self.checkForSizeChanges();
        });
        this.$observer.observe(this.$measureNode);
      };
      FontMetrics.prototype.$pollSizeChanges = function () {
        if (this.$pollSizeChangesTimer || this.$observer) return this.$pollSizeChangesTimer;
        var self = this;
        return (this.$pollSizeChangesTimer = event.onIdle(function cb() {
          self.checkForSizeChanges();
          event.onIdle(cb, 500);
        }, 500));
      };
      FontMetrics.prototype.setPolling = function (val) {
        if (val) {
          this.$pollSizeChanges();
        } else if (this.$pollSizeChangesTimer) {
          clearInterval(this.$pollSizeChangesTimer);
          this.$pollSizeChangesTimer = 0;
        }
      };
      FontMetrics.prototype.$measureSizes = function (node) {
        var size = {
          height: (node || this.$measureNode).clientHeight,
          width: (node || this.$measureNode).clientWidth / CHAR_COUNT
        };
        if (size.width === 0 || size.height === 0) return null;
        return size;
      };
      FontMetrics.prototype.$measureCharWidth = function (ch) {
        this.$main.textContent = lang.stringRepeat(ch, CHAR_COUNT);
        var rect = this.$main.getBoundingClientRect();
        return rect.width / CHAR_COUNT;
      };
      FontMetrics.prototype.getCharacterWidth = function (ch) {
        var w = this.charSizes[ch];
        if (w === undefined) {
          w = this.charSizes[ch] = this.$measureCharWidth(ch) / this.$characterSize.width;
        }
        return w;
      };
      FontMetrics.prototype.destroy = function () {
        clearInterval(this.$pollSizeChangesTimer);
        if (this.$observer) this.$observer.disconnect();
        if (this.el && this.el.parentNode) this.el.parentNode.removeChild(this.el);
      };
      FontMetrics.prototype.$getZoom = function (element) {
        if (!element || !element.parentElement) return 1;
        return (window.getComputedStyle(element).zoom || 1) * this.$getZoom(element.parentElement);
      };
      FontMetrics.prototype.$initTransformMeasureNodes = function () {
        var t = function (t, l) {
          return [
            'div',
            {
              style: 'position: absolute;top:' + t + 'px;left:' + l + 'px;'
            }
          ];
        };
        this.els = dom.buildDom([t(0, 0), t(L, 0), t(0, L), t(L, L)], this.el);
      };
      FontMetrics.prototype.transformCoordinates = function (clientPos, elPos) {
        if (clientPos) {
          var zoom = this.$getZoom(this.el);
          clientPos = mul(1 / zoom, clientPos);
        }
        function solve(l1, l2, r) {
          var det = l1[1] * l2[0] - l1[0] * l2[1];
          return [(-l2[1] * r[0] + l2[0] * r[1]) / det, (+l1[1] * r[0] - l1[0] * r[1]) / det];
        }
        function sub(a, b) {
          return [a[0] - b[0], a[1] - b[1]];
        }
        function add(a, b) {
          return [a[0] + b[0], a[1] + b[1]];
        }
        function mul(a, b) {
          return [a * b[0], a * b[1]];
        }
        if (!this.els) this.$initTransformMeasureNodes();
        function p(el) {
          var r = el.getBoundingClientRect();
          return [r.left, r.top];
        }
        var a = p(this.els[0]);
        var b = p(this.els[1]);
        var c = p(this.els[2]);
        var d = p(this.els[3]);
        var h = solve(sub(d, b), sub(d, c), sub(add(b, c), add(d, a)));
        var m1 = mul(1 + h[0], sub(b, a));
        var m2 = mul(1 + h[1], sub(c, a));
        if (elPos) {
          var x = elPos;
          var k = (h[0] * x[0]) / L + (h[1] * x[1]) / L + 1;
          var ut = add(mul(x[0], m1), mul(x[1], m2));
          return add(mul(1 / k / L, ut), a);
        }
        var u = sub(clientPos, a);
        var f = solve(sub(m1, mul(h[0], u)), sub(m2, mul(h[1], u)), u);
        return mul(L, f);
      };
      return FontMetrics;
    })();
    FontMetrics.prototype.$characterSize = { width: 0, height: 0 };
    oop.implement(FontMetrics.prototype, EventEmitter);
    exports.FontMetrics = FontMetrics;
  }
);

ace.define(
  'ace/css/editor-css',
  ['require', 'exports', 'module'],
  function (require, exports, module) {
    /*
styles = []
for (var i = 1; i < 16; i++) {
    styles.push(".ace_br" + i + "{" + (
        ["top-left", "top-right", "bottom-right", "bottom-left"]
    ).map(function(x, j) {
        return i & (1<<j) ? "border-" + x + "-radius: 3px;" : ""
    }).filter(Boolean).join(" ") + "}")
}
styles.join("\\n")
*/
    module.exports =
      '\n.ace_br1 {border-top-left-radius    : 3px;}\n.ace_br2 {border-top-right-radius   : 3px;}\n.ace_br3 {border-top-left-radius    : 3px; border-top-right-radius:    3px;}\n.ace_br4 {border-bottom-right-radius: 3px;}\n.ace_br5 {border-top-left-radius    : 3px; border-bottom-right-radius: 3px;}\n.ace_br6 {border-top-right-radius   : 3px; border-bottom-right-radius: 3px;}\n.ace_br7 {border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-right-radius: 3px;}\n.ace_br8 {border-bottom-left-radius : 3px;}\n.ace_br9 {border-top-left-radius    : 3px; border-bottom-left-radius:  3px;}\n.ace_br10{border-top-right-radius   : 3px; border-bottom-left-radius:  3px;}\n.ace_br11{border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-left-radius:  3px;}\n.ace_br12{border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\n.ace_br13{border-top-left-radius    : 3px; border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\n.ace_br14{border-top-right-radius   : 3px; border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\n.ace_br15{border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-right-radius: 3px; border-bottom-left-radius: 3px;}\n\n\n.ace_editor {\n    position: relative;\n    overflow: hidden;\n    padding: 0;\n    font: 12px/normal \'Monaco\', \'Menlo\', \'Ubuntu Mono\', \'Consolas\', \'Source Code Pro\', \'source-code-pro\', monospace;\n    direction: ltr;\n    text-align: left;\n    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);\n}\n\n.ace_scroller {\n    position: absolute;\n    overflow: hidden;\n    top: 0;\n    bottom: 0;\n    background-color: inherit;\n    -ms-user-select: none;\n    -moz-user-select: none;\n    -webkit-user-select: none;\n    user-select: none;\n    cursor: text;\n}\n\n.ace_content {\n    position: absolute;\n    box-sizing: border-box;\n    min-width: 100%;\n    contain: style size layout;\n    font-variant-ligatures: no-common-ligatures;\n}\n\n.ace_keyboard-focus:focus {\n    box-shadow: inset 0 0 0 2px #5E9ED6;\n    outline: none;\n}\n\n.ace_dragging .ace_scroller:before{\n    position: absolute;\n    top: 0;\n    left: 0;\n    right: 0;\n    bottom: 0;\n    content: \'\';\n    background: rgba(250, 250, 250, 0.01);\n    z-index: 1000;\n}\n.ace_dragging.ace_dark .ace_scroller:before{\n    background: rgba(0, 0, 0, 0.01);\n}\n\n.ace_gutter {\n    position: absolute;\n    overflow : hidden;\n    width: auto;\n    top: 0;\n    bottom: 0;\n    left: 0;\n    cursor: default;\n    z-index: 4;\n    -ms-user-select: none;\n    -moz-user-select: none;\n    -webkit-user-select: none;\n    user-select: none;\n    contain: style size layout;\n}\n\n.ace_gutter-active-line {\n    position: absolute;\n    left: 0;\n    right: 0;\n}\n\n.ace_scroller.ace_scroll-left:after {\n    content: "";\n    position: absolute;\n    top: 0;\n    right: 0;\n    bottom: 0;\n    left: 0;\n    box-shadow: 17px 0 16px -16px rgba(0, 0, 0, 0.4) inset;\n    pointer-events: none;\n}\n\n.ace_gutter-cell, .ace_gutter-cell_svg-icons {\n    position: absolute;\n    top: 0;\n    left: 0;\n    right: 0;\n    padding-left: 19px;\n    padding-right: 6px;\n    background-repeat: no-repeat;\n}\n\n.ace_gutter-cell_svg-icons .ace_gutter_annotation {\n    margin-left: -14px;\n    float: left;\n}\n\n.ace_gutter-cell .ace_gutter_annotation {\n    margin-left: -19px;\n    float: left;\n}\n\n.ace_gutter-cell.ace_error, .ace_icon.ace_error, .ace_icon.ace_error_fold {\n    background-image: url("");\n    background-repeat: no-repeat;\n    background-position: 2px center;\n}\n\n.ace_gutter-cell.ace_warning, .ace_icon.ace_warning, .ace_icon.ace_warning_fold {\n    background-image: url("");\n    background-repeat: no-repeat;\n    background-position: 2px center;\n}\n\n.ace_gutter-cell.ace_info, .ace_icon.ace_info {\n    background-image: url("");\n    background-repeat: no-repeat;\n    background-position: 2px center;\n}\n.ace_dark .ace_gutter-cell.ace_info, .ace_dark .ace_icon.ace_info {\n    background-image: url("");\n}\n\n.ace_icon_svg.ace_error {\n    -webkit-mask-image: url("");\n    background-color: crimson;\n}\n.ace_icon_svg.ace_warning {\n    -webkit-mask-image: url("");\n    background-color: darkorange;\n}\n.ace_icon_svg.ace_info {\n    -webkit-mask-image: url("");\n    background-color: royalblue;\n}\n\n.ace_icon_svg.ace_error_fold {\n    -webkit-mask-image: url("");\n    background-color: crimson;\n}\n.ace_icon_svg.ace_warning_fold {\n    -webkit-mask-image: url("");\n    background-color: darkorange;\n}\n\n.ace_scrollbar {\n    contain: strict;\n    position: absolute;\n    right: 0;\n    bottom: 0;\n    z-index: 6;\n}\n\n.ace_scrollbar-inner {\n    position: absolute;\n    cursor: text;\n    left: 0;\n    top: 0;\n}\n\n.ace_scrollbar-v{\n    overflow-x: hidden;\n    overflow-y: scroll;\n    top: 0;\n}\n\n.ace_scrollbar-h {\n    overflow-x: scroll;\n    overflow-y: hidden;\n    left: 0;\n}\n\n.ace_print-margin {\n    position: absolute;\n    height: 100%;\n}\n\n.ace_text-input {\n    position: absolute;\n    z-index: 0;\n    width: 0.5em;\n    height: 1em;\n    opacity: 0;\n    background: transparent;\n    -moz-appearance: none;\n    appearance: none;\n    border: none;\n    resize: none;\n    outline: none;\n    overflow: hidden;\n    font: inherit;\n    padding: 0 1px;\n    margin: 0 -1px;\n    contain: strict;\n    -ms-user-select: text;\n    -moz-user-select: text;\n    -webkit-user-select: text;\n    user-select: text;\n    /*with `pre-line` chrome inserts &nbsp; instead of space*/\n    white-space: pre!important;\n}\n.ace_text-input.ace_composition {\n    background: transparent;\n    color: inherit;\n    z-index: 1000;\n    opacity: 1;\n}\n.ace_composition_placeholder { color: transparent }\n.ace_composition_marker { \n    border-bottom: 1px solid;\n    position: absolute;\n    border-radius: 0;\n    margin-top: 1px;\n}\n\n[ace_nocontext=true] {\n    transform: none!important;\n    filter: none!important;\n    clip-path: none!important;\n    mask : none!important;\n    contain: none!important;\n    perspective: none!important;\n    mix-blend-mode: initial!important;\n    z-index: auto;\n}\n\n.ace_layer {\n    z-index: 1;\n    position: absolute;\n    overflow: hidden;\n    /* workaround for chrome bug https://github.com/ajaxorg/ace/issues/2312*/\n    word-wrap: normal;\n    white-space: pre;\n    height: 100%;\n    width: 100%;\n    box-sizing: border-box;\n    /* setting pointer-events: auto; on node under the mouse, which changes\n        during scroll, will break mouse wheel scrolling in Safari */\n    pointer-events: none;\n}\n\n.ace_gutter-layer {\n    position: relative;\n    width: auto;\n    text-align: right;\n    pointer-events: auto;\n    height: 1000000px;\n    contain: style size layout;\n}\n\n.ace_text-layer {\n    font: inherit !important;\n    position: absolute;\n    height: 1000000px;\n    width: 1000000px;\n    contain: style size layout;\n}\n\n.ace_text-layer > .ace_line, .ace_text-layer > .ace_line_group {\n    contain: style size layout;\n    position: absolute;\n    top: 0;\n    left: 0;\n    right: 0;\n}\n\n.ace_hidpi .ace_text-layer,\n.ace_hidpi .ace_gutter-layer,\n.ace_hidpi .ace_content,\n.ace_hidpi .ace_gutter {\n    contain: strict;\n}\n.ace_hidpi .ace_text-layer > .ace_line, \n.ace_hidpi .ace_text-layer > .ace_line_group {\n    contain: strict;\n}\n\n.ace_cjk {\n    display: inline-block;\n    text-align: center;\n}\n\n.ace_cursor-layer {\n    z-index: 4;\n}\n\n.ace_cursor {\n    z-index: 4;\n    position: absolute;\n    box-sizing: border-box;\n    border-left: 2px solid;\n    /* workaround for smooth cursor repaintng whole screen in chrome */\n    transform: translatez(0);\n}\n\n.ace_multiselect .ace_cursor {\n    border-left-width: 1px;\n}\n\n.ace_slim-cursors .ace_cursor {\n    border-left-width: 1px;\n}\n\n.ace_overwrite-cursors .ace_cursor {\n    border-left-width: 0;\n    border-bottom: 1px solid;\n}\n\n.ace_hidden-cursors .ace_cursor {\n    opacity: 0.2;\n}\n\n.ace_hasPlaceholder .ace_hidden-cursors .ace_cursor {\n    opacity: 0;\n}\n\n.ace_smooth-blinking .ace_cursor {\n    transition: opacity 0.18s;\n}\n\n.ace_animate-blinking .ace_cursor {\n    animation-duration: 1000ms;\n    animation-timing-function: step-end;\n    animation-name: blink-ace-animate;\n    animation-iteration-count: infinite;\n}\n\n.ace_animate-blinking.ace_smooth-blinking .ace_cursor {\n    animation-duration: 1000ms;\n    animation-timing-function: ease-in-out;\n    animation-name: blink-ace-animate-smooth;\n}\n    \n@keyframes blink-ace-animate {\n    from, to { opacity: 1; }\n    60% { opacity: 0; }\n}\n\n@keyframes blink-ace-animate-smooth {\n    from, to { opacity: 1; }\n    45% { opacity: 1; }\n    60% { opacity: 0; }\n    85% { opacity: 0; }\n}\n\n.ace_marker-layer .ace_step, .ace_marker-layer .ace_stack {\n    position: absolute;\n    z-index: 3;\n}\n\n.ace_marker-layer .ace_selection {\n    position: absolute;\n    z-index: 5;\n}\n\n.ace_marker-layer .ace_bracket {\n    position: absolute;\n    z-index: 6;\n}\n\n.ace_marker-layer .ace_error_bracket {\n    position: absolute;\n    border-bottom: 1px solid #DE5555;\n    border-radius: 0;\n}\n\n.ace_marker-layer .ace_active-line {\n    position: absolute;\n    z-index: 2;\n}\n\n.ace_marker-layer .ace_selected-word {\n    position: absolute;\n    z-index: 4;\n    box-sizing: border-box;\n}\n\n.ace_line .ace_fold {\n    box-sizing: border-box;\n\n    display: inline-block;\n    height: 11px;\n    margin-top: -2px;\n    vertical-align: middle;\n\n    background-image:\n        url(""),\n        url("");\n    background-repeat: no-repeat, repeat-x;\n    background-position: center center, top left;\n    color: transparent;\n\n    border: 1px solid black;\n    border-radius: 2px;\n\n    cursor: pointer;\n    pointer-events: auto;\n}\n\n.ace_dark .ace_fold {\n}\n\n.ace_fold:hover{\n    background-image:\n        url(""),\n        url("");\n}\n\n.ace_tooltip {\n    background-color: #f5f5f5;\n    border: 1px solid gray;\n    border-radius: 1px;\n    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);\n    color: black;\n    max-width: 100%;\n    padding: 3px 4px;\n    position: fixed;\n    z-index: 999999;\n    box-sizing: border-box;\n    cursor: default;\n    white-space: pre;\n    word-wrap: break-word;\n    line-height: normal;\n    font-style: normal;\n    font-weight: normal;\n    letter-spacing: normal;\n    pointer-events: none;\n}\n\n.ace_tooltip.ace_dark {\n    background-color: #636363;\n    color: #fff;\n}\n\n.ace_tooltip:focus {\n    outline: 1px solid #5E9ED6;\n}\n\n.ace_icon {\n    display: inline-block;\n    width: 18px;\n    vertical-align: top;\n}\n\n.ace_icon_svg {\n    display: inline-block;\n    width: 12px;\n    vertical-align: top;\n    -webkit-mask-repeat: no-repeat;\n    -webkit-mask-size: 12px;\n    -webkit-mask-position: center;\n}\n\n.ace_folding-enabled > .ace_gutter-cell, .ace_folding-enabled > .ace_gutter-cell_svg-icons {\n    padding-right: 13px;\n}\n\n.ace_fold-widget {\n    box-sizing: border-box;\n\n    margin: 0 -12px 0 1px;\n    display: none;\n    width: 11px;\n    vertical-align: top;\n\n    background-image: url("");\n    background-repeat: no-repeat;\n    background-position: center;\n\n    border-radius: 3px;\n    \n    border: 1px solid transparent;\n    cursor: pointer;\n}\n\n.ace_folding-enabled .ace_fold-widget {\n    display: inline-block;   \n}\n\n.ace_fold-widget.ace_end {\n    background-image: url("");\n}\n\n.ace_fold-widget.ace_closed {\n    background-image: url("");\n}\n\n.ace_fold-widget:hover {\n    border: 1px solid rgba(0, 0, 0, 0.3);\n    background-color: rgba(255, 255, 255, 0.2);\n    box-shadow: 0 1px 1px rgba(255, 255, 255, 0.7);\n}\n\n.ace_fold-widget:active {\n    border: 1px solid rgba(0, 0, 0, 0.4);\n    background-color: rgba(0, 0, 0, 0.05);\n    box-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);\n}\n/**\n * Dark version for fold widgets\n */\n.ace_dark .ace_fold-widget {\n    background-image: url("");\n}\n.ace_dark .ace_fold-widget.ace_end {\n    background-image: url("");\n}\n.ace_dark .ace_fold-widget.ace_closed {\n    background-image: url("");\n}\n.ace_dark .ace_fold-widget:hover {\n    box-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);\n    background-color: rgba(255, 255, 255, 0.1);\n}\n.ace_dark .ace_fold-widget:active {\n    box-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);\n}\n\n.ace_inline_button {\n    border: 1px solid lightgray;\n    display: inline-block;\n    margin: -1px 8px;\n    padding: 0 5px;\n    pointer-events: auto;\n    cursor: pointer;\n}\n.ace_inline_button:hover {\n    border-color: gray;\n    background: rgba(200,200,200,0.2);\n    display: inline-block;\n    pointer-events: auto;\n}\n\n.ace_fold-widget.ace_invalid {\n    background-color: #FFB4B4;\n    border-color: #DE5555;\n}\n\n.ace_fade-fold-widgets .ace_fold-widget {\n    transition: opacity 0.4s ease 0.05s;\n    opacity: 0;\n}\n\n.ace_fade-fold-widgets:hover .ace_fold-widget {\n    transition: opacity 0.05s ease 0.05s;\n    opacity:1;\n}\n\n.ace_underline {\n    text-decoration: underline;\n}\n\n.ace_bold {\n    font-weight: bold;\n}\n\n.ace_nobold .ace_bold {\n    font-weight: normal;\n}\n\n.ace_italic {\n    font-style: italic;\n}\n\n\n.ace_error-marker {\n    background-color: rgba(255, 0, 0,0.2);\n    position: absolute;\n    z-index: 9;\n}\n\n.ace_highlight-marker {\n    background-color: rgba(255, 255, 0,0.2);\n    position: absolute;\n    z-index: 8;\n}\n\n.ace_mobile-menu {\n    position: absolute;\n    line-height: 1.5;\n    border-radius: 4px;\n    -ms-user-select: none;\n    -moz-user-select: none;\n    -webkit-user-select: none;\n    user-select: none;\n    background: white;\n    box-shadow: 1px 3px 2px grey;\n    border: 1px solid #dcdcdc;\n    color: black;\n}\n.ace_dark > .ace_mobile-menu {\n    background: #333;\n    color: #ccc;\n    box-shadow: 1px 3px 2px grey;\n    border: 1px solid #444;\n\n}\n.ace_mobile-button {\n    padding: 2px;\n    cursor: pointer;\n    overflow: hidden;\n}\n.ace_mobile-button:hover {\n    background-color: #eee;\n    opacity:1;\n}\n.ace_mobile-button:active {\n    background-color: #ddd;\n}\n\n.ace_placeholder {\n    font-family: arial;\n    transform: scale(0.9);\n    transform-origin: left;\n    white-space: pre;\n    opacity: 0.7;\n    margin: 0 10px;\n}\n\n.ace_ghost_text {\n    opacity: 0.5;\n    font-style: italic;\n    white-space: pre;\n}\n\n.ace_screenreader-only {\n    position:absolute;\n    left:-10000px;\n    top:auto;\n    width:1px;\n    height:1px;\n    overflow:hidden;\n}';
  }
);

ace.define(
  'ace/layer/decorators',
  ['require', 'exports', 'module', 'ace/lib/dom', 'ace/lib/oop', 'ace/lib/event_emitter'],
  function (require, exports, module) {
    'use strict';
    var dom = require('../lib/dom');
    var oop = require('../lib/oop');
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var Decorator = /** @class */ (function () {
      function Decorator(parent, renderer) {
        this.canvas = dom.createElement('canvas');
        this.renderer = renderer;
        this.pixelRatio = 1;
        this.maxHeight = renderer.layerConfig.maxHeight;
        this.lineHeight = renderer.layerConfig.lineHeight;
        this.canvasHeight = parent.parent.scrollHeight;
        this.heightRatio = this.canvasHeight / this.maxHeight;
        this.canvasWidth = parent.width;
        this.minDecorationHeight = (2 * this.pixelRatio) | 0;
        this.halfMinDecorationHeight = (this.minDecorationHeight / 2) | 0;
        this.canvas.width = this.canvasWidth;
        this.canvas.height = this.canvasHeight;
        this.canvas.style.top = 0 + 'px';
        this.canvas.style.right = 0 + 'px';
        this.canvas.style.zIndex = 7 + 'px';
        this.canvas.style.position = 'absolute';
        this.colors = {};
        this.colors.dark = {
          error: 'rgba(255, 18, 18, 1)',
          warning: 'rgba(18, 136, 18, 1)',
          info: 'rgba(18, 18, 136, 1)'
        };
        this.colors.light = {
          error: 'rgb(255,51,51)',
          warning: 'rgb(32,133,72)',
          info: 'rgb(35,68,138)'
        };
        parent.element.appendChild(this.canvas);
      }
      Decorator.prototype.$updateDecorators = function (config) {
        var colors = this.renderer.theme.isDark === true ? this.colors.dark : this.colors.light;
        if (config) {
          this.maxHeight = config.maxHeight;
          this.lineHeight = config.lineHeight;
          this.canvasHeight = config.height;
          var allLineHeight = (config.lastRow + 1) * this.lineHeight;
          if (allLineHeight < this.canvasHeight) {
            this.heightRatio = 1;
          } else {
            this.heightRatio = this.canvasHeight / this.maxHeight;
          }
        }
        var ctx = this.canvas.getContext('2d');
        function compare(a, b) {
          if (a.priority < b.priority) return -1;
          if (a.priority > b.priority) return 1;
          return 0;
        }
        var annotations = this.renderer.session.$annotations;
        ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
        if (annotations) {
          var priorities = {
            info: 1,
            warning: 2,
            error: 3
          };
          annotations.forEach(function (item) {
            item.priority = priorities[item.type] || null;
          });
          annotations = annotations.sort(compare);
          var foldData = this.renderer.session.$foldData;
          for (var i = 0; i < annotations.length; i++) {
            var row = annotations[i].row;
            var compensateFold = this.compensateFoldRows(row, foldData);
            var currentY = Math.round((row - compensateFold) * this.lineHeight * this.heightRatio);
            var y1 = Math.round((row - compensateFold) * this.lineHeight * this.heightRatio);
            var y2 = Math.round(
              ((row - compensateFold) * this.lineHeight + this.lineHeight) * this.heightRatio
            );
            var height = y2 - y1;
            if (height < this.minDecorationHeight) {
              var yCenter = ((y1 + y2) / 2) | 0;
              if (yCenter < this.halfMinDecorationHeight) {
                yCenter = this.halfMinDecorationHeight;
              } else if (yCenter + this.halfMinDecorationHeight > this.canvasHeight) {
                yCenter = this.canvasHeight - this.halfMinDecorationHeight;
              }
              y1 = Math.round(yCenter - this.halfMinDecorationHeight);
              y2 = Math.round(yCenter + this.halfMinDecorationHeight);
            }
            ctx.fillStyle = colors[annotations[i].type] || null;
            ctx.fillRect(0, currentY, this.canvasWidth, y2 - y1);
          }
        }
        var cursor = this.renderer.session.selection.getCursor();
        if (cursor) {
          var compensateFold = this.compensateFoldRows(cursor.row, foldData);
          var currentY = Math.round(
            (cursor.row - compensateFold) * this.lineHeight * this.heightRatio
          );
          ctx.fillStyle = 'rgba(0, 0, 0, 0.5)';
          ctx.fillRect(0, currentY, this.canvasWidth, 2);
        }
      };
      Decorator.prototype.compensateFoldRows = function (row, foldData) {
        var compensateFold = 0;
        if (foldData && foldData.length > 0) {
          for (var j = 0; j < foldData.length; j++) {
            if (row > foldData[j].start.row && row < foldData[j].end.row) {
              compensateFold += row - foldData[j].start.row;
            } else if (row >= foldData[j].end.row) {
              compensateFold += foldData[j].end.row - foldData[j].start.row;
            }
          }
        }
        return compensateFold;
      };
      return Decorator;
    })();
    oop.implement(Decorator.prototype, EventEmitter);
    exports.Decorator = Decorator;
  }
);

ace.define(
  'ace/virtual_renderer',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/dom',
    'ace/lib/lang',
    'ace/config',
    'ace/layer/gutter',
    'ace/layer/marker',
    'ace/layer/text',
    'ace/layer/cursor',
    'ace/scrollbar',
    'ace/scrollbar',
    'ace/scrollbar_custom',
    'ace/scrollbar_custom',
    'ace/renderloop',
    'ace/layer/font_metrics',
    'ace/lib/event_emitter',
    'ace/css/editor-css',
    'ace/layer/decorators',
    'ace/lib/useragent'
  ],
  function (require, exports, module) {
    'use strict';
    var oop = require('./lib/oop');
    var dom = require('./lib/dom');
    var lang = require('./lib/lang');
    var config = require('./config');
    var GutterLayer = require('./layer/gutter').Gutter;
    var MarkerLayer = require('./layer/marker').Marker;
    var TextLayer = require('./layer/text').Text;
    var CursorLayer = require('./layer/cursor').Cursor;
    var HScrollBar = require('./scrollbar').HScrollBar;
    var VScrollBar = require('./scrollbar').VScrollBar;
    var HScrollBarCustom = require('./scrollbar_custom').HScrollBar;
    var VScrollBarCustom = require('./scrollbar_custom').VScrollBar;
    var RenderLoop = require('./renderloop').RenderLoop;
    var FontMetrics = require('./layer/font_metrics').FontMetrics;
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var editorCss = require('./css/editor-css');
    var Decorator = require('./layer/decorators').Decorator;
    var useragent = require('./lib/useragent');
    dom.importCssString(editorCss, 'ace_editor.css', false);
    var VirtualRenderer = /** @class */ (function () {
      function VirtualRenderer(container, theme) {
        var _self = this;
        this.container = container || dom.createElement('div');
        dom.addCssClass(this.container, 'ace_editor');
        if (dom.HI_DPI) dom.addCssClass(this.container, 'ace_hidpi');
        this.setTheme(theme);
        if (config.get('useStrictCSP') == null) config.set('useStrictCSP', false);
        this.$gutter = dom.createElement('div');
        this.$gutter.className = 'ace_gutter';
        this.container.appendChild(this.$gutter);
        this.$gutter.setAttribute('aria-hidden', true);
        this.scroller = dom.createElement('div');
        this.scroller.className = 'ace_scroller';
        this.container.appendChild(this.scroller);
        this.content = dom.createElement('div');
        this.content.className = 'ace_content';
        this.scroller.appendChild(this.content);
        this.$gutterLayer = new GutterLayer(this.$gutter);
        this.$gutterLayer.on('changeGutterWidth', this.onGutterResize.bind(this));
        this.$markerBack = new MarkerLayer(this.content);
        var textLayer = (this.$textLayer = new TextLayer(this.content));
        this.canvas = textLayer.element;
        this.$markerFront = new MarkerLayer(this.content);
        this.$cursorLayer = new CursorLayer(this.content);
        this.$horizScroll = false;
        this.$vScroll = false;
        this.scrollBar = this.scrollBarV = new VScrollBar(this.container, this);
        this.scrollBarH = new HScrollBar(this.container, this);
        this.scrollBarV.on('scroll', function (e) {
          if (!_self.$scrollAnimation) _self.session.setScrollTop(e.data - _self.scrollMargin.top);
        });
        this.scrollBarH.on('scroll', function (e) {
          if (!_self.$scrollAnimation)
            _self.session.setScrollLeft(e.data - _self.scrollMargin.left);
        });
        this.scrollTop = 0;
        this.scrollLeft = 0;
        this.cursorPos = {
          row: 0,
          column: 0
        };
        this.$fontMetrics = new FontMetrics(this.container);
        this.$textLayer.$setFontMetrics(this.$fontMetrics);
        this.$textLayer.on('changeCharacterSize', function (e) {
          _self.updateCharacterSize();
          _self.onResize(true, _self.gutterWidth, _self.$size.width, _self.$size.height);
          _self._signal('changeCharacterSize', e);
        });
        this.$size = {
          width: 0,
          height: 0,
          scrollerHeight: 0,
          scrollerWidth: 0,
          $dirty: true
        };
        this.layerConfig = {
          width: 1,
          padding: 0,
          firstRow: 0,
          firstRowScreen: 0,
          lastRow: 0,
          lineHeight: 0,
          characterWidth: 0,
          minHeight: 1,
          maxHeight: 1,
          offset: 0,
          height: 1,
          gutterOffset: 1
        };
        this.scrollMargin = {
          left: 0,
          right: 0,
          top: 0,
          bottom: 0,
          v: 0,
          h: 0
        };
        this.margin = {
          left: 0,
          right: 0,
          top: 0,
          bottom: 0,
          v: 0,
          h: 0
        };
        this.$keepTextAreaAtCursor = !useragent.isIOS;
        this.$loop = new RenderLoop(
          this.$renderChanges.bind(this),
          this.container.ownerDocument.defaultView
        );
        this.$loop.schedule(this.CHANGE_FULL);
        this.updateCharacterSize();
        this.setPadding(4);
        this.$addResizeObserver();
        config.resetOptions(this);
        config._signal('renderer', this);
      }
      VirtualRenderer.prototype.updateCharacterSize = function () {
        if (this.$textLayer.allowBoldFonts != this.$allowBoldFonts) {
          this.$allowBoldFonts = this.$textLayer.allowBoldFonts;
          this.setStyle('ace_nobold', !this.$allowBoldFonts);
        }
        this.layerConfig.characterWidth = this.characterWidth = this.$textLayer.getCharacterWidth();
        this.layerConfig.lineHeight = this.lineHeight = this.$textLayer.getLineHeight();
        this.$updatePrintMargin();
        dom.setStyle(this.scroller.style, 'line-height', this.lineHeight + 'px');
      };
      VirtualRenderer.prototype.setSession = function (session) {
        if (this.session) this.session.doc.off('changeNewLineMode', this.onChangeNewLineMode);
        this.session = session;
        if (session && this.scrollMargin.top && session.getScrollTop() <= 0)
          session.setScrollTop(-this.scrollMargin.top);
        this.$cursorLayer.setSession(session);
        this.$markerBack.setSession(session);
        this.$markerFront.setSession(session);
        this.$gutterLayer.setSession(session);
        this.$textLayer.setSession(session);
        if (!session) return;
        this.$loop.schedule(this.CHANGE_FULL);
        this.session.$setFontMetrics(this.$fontMetrics);
        this.scrollBarH.scrollLeft = this.scrollBarV.scrollTop = null;
        this.onChangeNewLineMode = this.onChangeNewLineMode.bind(this);
        this.onChangeNewLineMode();
        this.session.doc.on('changeNewLineMode', this.onChangeNewLineMode);
      };
      VirtualRenderer.prototype.updateLines = function (firstRow, lastRow, force) {
        if (lastRow === undefined) lastRow = Infinity;
        if (!this.$changedLines) {
          this.$changedLines = {
            firstRow: firstRow,
            lastRow: lastRow
          };
        } else {
          if (this.$changedLines.firstRow > firstRow) this.$changedLines.firstRow = firstRow;
          if (this.$changedLines.lastRow < lastRow) this.$changedLines.lastRow = lastRow;
        }
        if (this.$changedLines.lastRow < this.layerConfig.firstRow) {
          if (force) this.$changedLines.lastRow = this.layerConfig.lastRow;
          else return;
        }
        if (this.$changedLines.firstRow > this.layerConfig.lastRow) return;
        this.$loop.schedule(this.CHANGE_LINES);
      };
      VirtualRenderer.prototype.onChangeNewLineMode = function () {
        this.$loop.schedule(this.CHANGE_TEXT);
        this.$textLayer.$updateEolChar();
        this.session.$bidiHandler.setEolChar(this.$textLayer.EOL_CHAR);
      };
      VirtualRenderer.prototype.onChangeTabSize = function () {
        this.$loop.schedule(this.CHANGE_TEXT | this.CHANGE_MARKER);
        this.$textLayer.onChangeTabSize();
      };
      VirtualRenderer.prototype.updateText = function () {
        this.$loop.schedule(this.CHANGE_TEXT);
      };
      VirtualRenderer.prototype.updateFull = function (force) {
        if (force) this.$renderChanges(this.CHANGE_FULL, true);
        else this.$loop.schedule(this.CHANGE_FULL);
      };
      VirtualRenderer.prototype.updateFontSize = function () {
        this.$textLayer.checkForSizeChanges();
      };
      VirtualRenderer.prototype.$updateSizeAsync = function () {
        if (this.$loop.pending) this.$size.$dirty = true;
        else this.onResize();
      };
      VirtualRenderer.prototype.onResize = function (force, gutterWidth, width, height) {
        if (this.resizing > 2) return;
        else if (this.resizing > 0) this.resizing++;
        else this.resizing = force ? 1 : 0;
        var el = this.container;
        if (!height) height = el.clientHeight || el.scrollHeight;
        if (!width) width = el.clientWidth || el.scrollWidth;
        var changes = this.$updateCachedSize(force, gutterWidth, width, height);
        if (this.$resizeTimer) this.$resizeTimer.cancel();
        if (!this.$size.scrollerHeight || (!width && !height)) return (this.resizing = 0);
        if (force) this.$gutterLayer.$padding = null;
        if (force) this.$renderChanges(changes | this.$changes, true);
        else this.$loop.schedule(changes | this.$changes);
        if (this.resizing) this.resizing = 0;
        this.scrollBarH.scrollLeft = this.scrollBarV.scrollTop = null;
        if (this.$customScrollbar) {
          this.$updateCustomScrollbar(true);
        }
      };
      VirtualRenderer.prototype.$updateCachedSize = function (force, gutterWidth, width, height) {
        height -= this.$extraHeight || 0;
        var changes = 0;
        var size = this.$size;
        var oldSize = {
          width: size.width,
          height: size.height,
          scrollerHeight: size.scrollerHeight,
          scrollerWidth: size.scrollerWidth
        };
        if (height && (force || size.height != height)) {
          size.height = height;
          changes |= this.CHANGE_SIZE;
          size.scrollerHeight = size.height;
          if (this.$horizScroll) size.scrollerHeight -= this.scrollBarH.getHeight();
          this.scrollBarV.setHeight(size.scrollerHeight);
          this.scrollBarV.element.style.bottom = this.scrollBarH.getHeight() + 'px';
          changes = changes | this.CHANGE_SCROLL;
        }
        if (width && (force || size.width != width)) {
          changes |= this.CHANGE_SIZE;
          size.width = width;
          if (gutterWidth == null) gutterWidth = this.$showGutter ? this.$gutter.offsetWidth : 0;
          this.gutterWidth = gutterWidth;
          dom.setStyle(this.scrollBarH.element.style, 'left', gutterWidth + 'px');
          dom.setStyle(this.scroller.style, 'left', gutterWidth + this.margin.left + 'px');
          size.scrollerWidth = Math.max(
            0,
            width - gutterWidth - this.scrollBarV.getWidth() - this.margin.h
          );
          dom.setStyle(this.$gutter.style, 'left', this.margin.left + 'px');
          var right = this.scrollBarV.getWidth() + 'px';
          dom.setStyle(this.scrollBarH.element.style, 'right', right);
          dom.setStyle(this.scroller.style, 'right', right);
          dom.setStyle(this.scroller.style, 'bottom', this.scrollBarH.getHeight());
          this.scrollBarH.setWidth(size.scrollerWidth);
          if ((this.session && this.session.getUseWrapMode() && this.adjustWrapLimit()) || force) {
            changes |= this.CHANGE_FULL;
          }
        }
        size.$dirty = !width || !height;
        if (changes) this._signal('resize', oldSize);
        return changes;
      };
      VirtualRenderer.prototype.onGutterResize = function (width) {
        var gutterWidth = this.$showGutter ? width : 0;
        if (gutterWidth != this.gutterWidth)
          this.$changes |= this.$updateCachedSize(
            true,
            gutterWidth,
            this.$size.width,
            this.$size.height
          );
        if (this.session.getUseWrapMode() && this.adjustWrapLimit()) {
          this.$loop.schedule(this.CHANGE_FULL);
        } else if (this.$size.$dirty) {
          this.$loop.schedule(this.CHANGE_FULL);
        } else {
          this.$computeLayerConfig();
        }
      };
      VirtualRenderer.prototype.adjustWrapLimit = function () {
        var availableWidth = this.$size.scrollerWidth - this.$padding * 2;
        var limit = Math.floor(availableWidth / this.characterWidth);
        return this.session.adjustWrapLimit(
          limit,
          this.$showPrintMargin && this.$printMarginColumn
        );
      };
      VirtualRenderer.prototype.setAnimatedScroll = function (shouldAnimate) {
        this.setOption('animatedScroll', shouldAnimate);
      };
      VirtualRenderer.prototype.getAnimatedScroll = function () {
        return this.$animatedScroll;
      };
      VirtualRenderer.prototype.setShowInvisibles = function (showInvisibles) {
        this.setOption('showInvisibles', showInvisibles);
        this.session.$bidiHandler.setShowInvisibles(showInvisibles);
      };
      VirtualRenderer.prototype.getShowInvisibles = function () {
        return this.getOption('showInvisibles');
      };
      VirtualRenderer.prototype.getDisplayIndentGuides = function () {
        return this.getOption('displayIndentGuides');
      };
      VirtualRenderer.prototype.setDisplayIndentGuides = function (display) {
        this.setOption('displayIndentGuides', display);
      };
      VirtualRenderer.prototype.getHighlightIndentGuides = function () {
        return this.getOption('highlightIndentGuides');
      };
      VirtualRenderer.prototype.setHighlightIndentGuides = function (highlight) {
        this.setOption('highlightIndentGuides', highlight);
      };
      VirtualRenderer.prototype.setShowPrintMargin = function (showPrintMargin) {
        this.setOption('showPrintMargin', showPrintMargin);
      };
      VirtualRenderer.prototype.getShowPrintMargin = function () {
        return this.getOption('showPrintMargin');
      };
      VirtualRenderer.prototype.setPrintMarginColumn = function (showPrintMargin) {
        this.setOption('printMarginColumn', showPrintMargin);
      };
      VirtualRenderer.prototype.getPrintMarginColumn = function () {
        return this.getOption('printMarginColumn');
      };
      VirtualRenderer.prototype.getShowGutter = function () {
        return this.getOption('showGutter');
      };
      VirtualRenderer.prototype.setShowGutter = function (show) {
        return this.setOption('showGutter', show);
      };
      VirtualRenderer.prototype.getFadeFoldWidgets = function () {
        return this.getOption('fadeFoldWidgets');
      };
      VirtualRenderer.prototype.setFadeFoldWidgets = function (show) {
        this.setOption('fadeFoldWidgets', show);
      };
      VirtualRenderer.prototype.setHighlightGutterLine = function (shouldHighlight) {
        this.setOption('highlightGutterLine', shouldHighlight);
      };
      VirtualRenderer.prototype.getHighlightGutterLine = function () {
        return this.getOption('highlightGutterLine');
      };
      VirtualRenderer.prototype.$updatePrintMargin = function () {
        if (!this.$showPrintMargin && !this.$printMarginEl) return;
        if (!this.$printMarginEl) {
          var containerEl = dom.createElement('div');
          containerEl.className = 'ace_layer ace_print-margin-layer';
          this.$printMarginEl = dom.createElement('div');
          this.$printMarginEl.className = 'ace_print-margin';
          containerEl.appendChild(this.$printMarginEl);
          this.content.insertBefore(containerEl, this.content.firstChild);
        }
        var style = this.$printMarginEl.style;
        style.left =
          Math.round(this.characterWidth * this.$printMarginColumn + this.$padding) + 'px';
        style.visibility = this.$showPrintMargin ? 'visible' : 'hidden';
        if (this.session && this.session.$wrap == -1) this.adjustWrapLimit();
      };
      VirtualRenderer.prototype.getContainerElement = function () {
        return this.container;
      };
      VirtualRenderer.prototype.getMouseEventTarget = function () {
        return this.scroller;
      };
      VirtualRenderer.prototype.getTextAreaContainer = function () {
        return this.container;
      };
      VirtualRenderer.prototype.$moveTextAreaToCursor = function () {
        if (this.$isMousePressed) return;
        var style = this.textarea.style;
        var composition = this.$composition;
        if (!this.$keepTextAreaAtCursor && !composition) {
          dom.translate(this.textarea, -100, 0);
          return;
        }
        var pixelPos = this.$cursorLayer.$pixelPos;
        if (!pixelPos) return;
        if (composition && composition.markerRange)
          pixelPos = this.$cursorLayer.getPixelPosition(composition.markerRange.start, true);
        var config = this.layerConfig;
        var posTop = pixelPos.top;
        var posLeft = pixelPos.left;
        posTop -= config.offset;
        var h =
          (composition && composition.useTextareaForIME) || useragent.isMobile
            ? this.lineHeight
            : 1;
        if (posTop < 0 || posTop > config.height - h) {
          dom.translate(this.textarea, 0, 0);
          return;
        }
        var w = 1;
        var maxTop = this.$size.height - h;
        if (!composition) {
          posTop += this.lineHeight;
        } else {
          if (composition.useTextareaForIME) {
            var val = this.textarea.value;
            w = this.characterWidth * this.session.$getStringScreenWidth(val)[0];
          } else {
            posTop += this.lineHeight + 2;
          }
        }
        posLeft -= this.scrollLeft;
        if (posLeft > this.$size.scrollerWidth - w) posLeft = this.$size.scrollerWidth - w;
        posLeft += this.gutterWidth + this.margin.left;
        dom.setStyle(style, 'height', h + 'px');
        dom.setStyle(style, 'width', w + 'px');
        dom.translate(
          this.textarea,
          Math.min(posLeft, this.$size.scrollerWidth - w),
          Math.min(posTop, maxTop)
        );
      };
      VirtualRenderer.prototype.getFirstVisibleRow = function () {
        return this.layerConfig.firstRow;
      };
      VirtualRenderer.prototype.getFirstFullyVisibleRow = function () {
        return this.layerConfig.firstRow + (this.layerConfig.offset === 0 ? 0 : 1);
      };
      VirtualRenderer.prototype.getLastFullyVisibleRow = function () {
        var config = this.layerConfig;
        var lastRow = config.lastRow;
        var top = this.session.documentToScreenRow(lastRow, 0) * config.lineHeight;
        if (top - this.session.getScrollTop() > config.height - config.lineHeight)
          return lastRow - 1;
        return lastRow;
      };
      VirtualRenderer.prototype.getLastVisibleRow = function () {
        return this.layerConfig.lastRow;
      };
      VirtualRenderer.prototype.setPadding = function (padding) {
        this.$padding = padding;
        this.$textLayer.setPadding(padding);
        this.$cursorLayer.setPadding(padding);
        this.$markerFront.setPadding(padding);
        this.$markerBack.setPadding(padding);
        this.$loop.schedule(this.CHANGE_FULL);
        this.$updatePrintMargin();
      };
      VirtualRenderer.prototype.setScrollMargin = function (top, bottom, left, right) {
        var sm = this.scrollMargin;
        sm.top = top | 0;
        sm.bottom = bottom | 0;
        sm.right = right | 0;
        sm.left = left | 0;
        sm.v = sm.top + sm.bottom;
        sm.h = sm.left + sm.right;
        if (sm.top && this.scrollTop <= 0 && this.session) this.session.setScrollTop(-sm.top);
        this.updateFull();
      };
      VirtualRenderer.prototype.setMargin = function (top, bottom, left, right) {
        var sm = this.margin;
        sm.top = top | 0;
        sm.bottom = bottom | 0;
        sm.right = right | 0;
        sm.left = left | 0;
        sm.v = sm.top + sm.bottom;
        sm.h = sm.left + sm.right;
        this.$updateCachedSize(true, this.gutterWidth, this.$size.width, this.$size.height);
        this.updateFull();
      };
      VirtualRenderer.prototype.getHScrollBarAlwaysVisible = function () {
        return this.$hScrollBarAlwaysVisible;
      };
      VirtualRenderer.prototype.setHScrollBarAlwaysVisible = function (alwaysVisible) {
        this.setOption('hScrollBarAlwaysVisible', alwaysVisible);
      };
      VirtualRenderer.prototype.getVScrollBarAlwaysVisible = function () {
        return this.$vScrollBarAlwaysVisible;
      };
      VirtualRenderer.prototype.setVScrollBarAlwaysVisible = function (alwaysVisible) {
        this.setOption('vScrollBarAlwaysVisible', alwaysVisible);
      };
      VirtualRenderer.prototype.$updateScrollBarV = function () {
        var scrollHeight = this.layerConfig.maxHeight;
        var scrollerHeight = this.$size.scrollerHeight;
        if (!this.$maxLines && this.$scrollPastEnd) {
          scrollHeight -= (scrollerHeight - this.lineHeight) * this.$scrollPastEnd;
          if (this.scrollTop > scrollHeight - scrollerHeight) {
            scrollHeight = this.scrollTop + scrollerHeight;
            this.scrollBarV.scrollTop = null;
          }
        }
        this.scrollBarV.setScrollHeight(scrollHeight + this.scrollMargin.v);
        this.scrollBarV.setScrollTop(this.scrollTop + this.scrollMargin.top);
      };
      VirtualRenderer.prototype.$updateScrollBarH = function () {
        this.scrollBarH.setScrollWidth(
          this.layerConfig.width + 2 * this.$padding + this.scrollMargin.h
        );
        this.scrollBarH.setScrollLeft(this.scrollLeft + this.scrollMargin.left);
      };
      VirtualRenderer.prototype.freeze = function () {
        this.$frozen = true;
      };
      VirtualRenderer.prototype.unfreeze = function () {
        this.$frozen = false;
      };
      VirtualRenderer.prototype.$renderChanges = function (changes, force) {
        if (this.$changes) {
          changes |= this.$changes;
          this.$changes = 0;
        }
        if (!this.session || !this.container.offsetWidth || this.$frozen || (!changes && !force)) {
          this.$changes |= changes;
          return;
        }
        if (this.$size.$dirty) {
          this.$changes |= changes;
          return this.onResize(true);
        }
        if (!this.lineHeight) {
          this.$textLayer.checkForSizeChanges();
        }
        this._signal('beforeRender', changes);
        if (this.session && this.session.$bidiHandler)
          this.session.$bidiHandler.updateCharacterWidths(this.$fontMetrics);
        var config = this.layerConfig;
        if (
          changes & this.CHANGE_FULL ||
          changes & this.CHANGE_SIZE ||
          changes & this.CHANGE_TEXT ||
          changes & this.CHANGE_LINES ||
          changes & this.CHANGE_SCROLL ||
          changes & this.CHANGE_H_SCROLL
        ) {
          changes |= this.$computeLayerConfig() | this.$loop.clear();
          if (
            config.firstRow != this.layerConfig.firstRow &&
            config.firstRowScreen == this.layerConfig.firstRowScreen
          ) {
            var st =
              this.scrollTop +
              (config.firstRow - Math.max(this.layerConfig.firstRow, 0)) * this.lineHeight;
            if (st > 0) {
              this.scrollTop = st;
              changes = changes | this.CHANGE_SCROLL;
              changes |= this.$computeLayerConfig() | this.$loop.clear();
            }
          }
          config = this.layerConfig;
          this.$updateScrollBarV();
          if (changes & this.CHANGE_H_SCROLL) this.$updateScrollBarH();
          dom.translate(this.content, -this.scrollLeft, -config.offset);
          var width = config.width + 2 * this.$padding + 'px';
          var height = config.minHeight + 'px';
          dom.setStyle(this.content.style, 'width', width);
          dom.setStyle(this.content.style, 'height', height);
        }
        if (changes & this.CHANGE_H_SCROLL) {
          dom.translate(this.content, -this.scrollLeft, -config.offset);
          this.scroller.className =
            this.scrollLeft <= 0 ? 'ace_scroller ' : 'ace_scroller ace_scroll-left ';
          if (this.enableKeyboardAccessibility)
            this.scroller.className += this.keyboardFocusClassName;
        }
        if (changes & this.CHANGE_FULL) {
          this.$changedLines = null;
          this.$textLayer.update(config);
          if (this.$showGutter) this.$gutterLayer.update(config);
          if (this.$customScrollbar) {
            this.$scrollDecorator.$updateDecorators(config);
          }
          this.$markerBack.update(config);
          this.$markerFront.update(config);
          this.$cursorLayer.update(config);
          this.$moveTextAreaToCursor();
          this._signal('afterRender', changes);
          return;
        }
        if (changes & this.CHANGE_SCROLL) {
          this.$changedLines = null;
          if (changes & this.CHANGE_TEXT || changes & this.CHANGE_LINES)
            this.$textLayer.update(config);
          else this.$textLayer.scrollLines(config);
          if (this.$showGutter) {
            if (changes & this.CHANGE_GUTTER || changes & this.CHANGE_LINES)
              this.$gutterLayer.update(config);
            else this.$gutterLayer.scrollLines(config);
          }
          if (this.$customScrollbar) {
            this.$scrollDecorator.$updateDecorators(config);
          }
          this.$markerBack.update(config);
          this.$markerFront.update(config);
          this.$cursorLayer.update(config);
          this.$moveTextAreaToCursor();
          this._signal('afterRender', changes);
          return;
        }
        if (changes & this.CHANGE_TEXT) {
          this.$changedLines = null;
          this.$textLayer.update(config);
          if (this.$showGutter) this.$gutterLayer.update(config);
          if (this.$customScrollbar) {
            this.$scrollDecorator.$updateDecorators(config);
          }
        } else if (changes & this.CHANGE_LINES) {
          if (this.$updateLines() || (changes & this.CHANGE_GUTTER && this.$showGutter))
            this.$gutterLayer.update(config);
          if (this.$customScrollbar) {
            this.$scrollDecorator.$updateDecorators(config);
          }
        } else if (changes & this.CHANGE_TEXT || changes & this.CHANGE_GUTTER) {
          if (this.$showGutter) this.$gutterLayer.update(config);
          if (this.$customScrollbar) {
            this.$scrollDecorator.$updateDecorators(config);
          }
        } else if (changes & this.CHANGE_CURSOR) {
          if (this.$highlightGutterLine) this.$gutterLayer.updateLineHighlight(config);
          if (this.$customScrollbar) {
            this.$scrollDecorator.$updateDecorators(config);
          }
        }
        if (changes & this.CHANGE_CURSOR) {
          this.$cursorLayer.update(config);
          this.$moveTextAreaToCursor();
        }
        if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_FRONT)) {
          this.$markerFront.update(config);
        }
        if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_BACK)) {
          this.$markerBack.update(config);
        }
        this._signal('afterRender', changes);
      };
      VirtualRenderer.prototype.$autosize = function () {
        var height = this.session.getScreenLength() * this.lineHeight;
        var maxHeight = this.$maxLines * this.lineHeight;
        var desiredHeight =
          Math.min(maxHeight, Math.max((this.$minLines || 1) * this.lineHeight, height)) +
          this.scrollMargin.v +
          (this.$extraHeight || 0);
        if (this.$horizScroll) desiredHeight += this.scrollBarH.getHeight();
        if (this.$maxPixelHeight && desiredHeight > this.$maxPixelHeight)
          desiredHeight = this.$maxPixelHeight;
        var hideScrollbars = desiredHeight <= 2 * this.lineHeight;
        var vScroll = !hideScrollbars && height > maxHeight;
        if (
          desiredHeight != this.desiredHeight ||
          this.$size.height != this.desiredHeight ||
          vScroll != this.$vScroll
        ) {
          if (vScroll != this.$vScroll) {
            this.$vScroll = vScroll;
            this.scrollBarV.setVisible(vScroll);
          }
          var w = this.container.clientWidth;
          this.container.style.height = desiredHeight + 'px';
          this.$updateCachedSize(true, this.$gutterWidth, w, desiredHeight);
          this.desiredHeight = desiredHeight;
          this._signal('autosize');
        }
      };
      VirtualRenderer.prototype.$computeLayerConfig = function () {
        var session = this.session;
        var size = this.$size;
        var hideScrollbars = size.height <= 2 * this.lineHeight;
        var screenLines = this.session.getScreenLength();
        var maxHeight = screenLines * this.lineHeight;
        var longestLine = this.$getLongestLine();
        var horizScroll =
          !hideScrollbars &&
          (this.$hScrollBarAlwaysVisible ||
            size.scrollerWidth - longestLine - 2 * this.$padding < 0);
        var hScrollChanged = this.$horizScroll !== horizScroll;
        if (hScrollChanged) {
          this.$horizScroll = horizScroll;
          this.scrollBarH.setVisible(horizScroll);
        }
        var vScrollBefore = this.$vScroll; // autosize can change vscroll value in which case we need to update longestLine
        if (this.$maxLines && this.lineHeight > 1) this.$autosize();
        var minHeight = size.scrollerHeight + this.lineHeight;
        var scrollPastEnd =
          !this.$maxLines && this.$scrollPastEnd
            ? (size.scrollerHeight - this.lineHeight) * this.$scrollPastEnd
            : 0;
        maxHeight += scrollPastEnd;
        var sm = this.scrollMargin;
        this.session.setScrollTop(
          Math.max(-sm.top, Math.min(this.scrollTop, maxHeight - size.scrollerHeight + sm.bottom))
        );
        this.session.setScrollLeft(
          Math.max(
            -sm.left,
            Math.min(
              this.scrollLeft,
              longestLine + 2 * this.$padding - size.scrollerWidth + sm.right
            )
          )
        );
        var vScroll =
          !hideScrollbars &&
          (this.$vScrollBarAlwaysVisible ||
            size.scrollerHeight - maxHeight + scrollPastEnd < 0 ||
            this.scrollTop > sm.top);
        var vScrollChanged = vScrollBefore !== vScroll;
        if (vScrollChanged) {
          this.$vScroll = vScroll;
          this.scrollBarV.setVisible(vScroll);
        }
        var offset = this.scrollTop % this.lineHeight;
        var lineCount = Math.ceil(minHeight / this.lineHeight) - 1;
        var firstRow = Math.max(0, Math.round((this.scrollTop - offset) / this.lineHeight));
        var lastRow = firstRow + lineCount;
        var firstRowScreen, firstRowHeight;
        var lineHeight = this.lineHeight;
        firstRow = session.screenToDocumentRow(firstRow, 0);
        var foldLine = session.getFoldLine(firstRow);
        if (foldLine) {
          firstRow = foldLine.start.row;
        }
        firstRowScreen = session.documentToScreenRow(firstRow, 0);
        firstRowHeight = session.getRowLength(firstRow) * lineHeight;
        lastRow = Math.min(session.screenToDocumentRow(lastRow, 0), session.getLength() - 1);
        minHeight =
          size.scrollerHeight + session.getRowLength(lastRow) * lineHeight + firstRowHeight;
        offset = this.scrollTop - firstRowScreen * lineHeight;
        var changes = 0;
        if (this.layerConfig.width != longestLine || hScrollChanged) changes = this.CHANGE_H_SCROLL;
        if (hScrollChanged || vScrollChanged) {
          changes |= this.$updateCachedSize(true, this.gutterWidth, size.width, size.height);
          this._signal('scrollbarVisibilityChanged');
          if (vScrollChanged) longestLine = this.$getLongestLine();
        }
        this.layerConfig = {
          width: longestLine,
          padding: this.$padding,
          firstRow: firstRow,
          firstRowScreen: firstRowScreen,
          lastRow: lastRow,
          lineHeight: lineHeight,
          characterWidth: this.characterWidth,
          minHeight: minHeight,
          maxHeight: maxHeight,
          offset: offset,
          gutterOffset: lineHeight
            ? Math.max(0, Math.ceil((offset + size.height - size.scrollerHeight) / lineHeight))
            : 0,
          height: this.$size.scrollerHeight
        };
        if (this.session.$bidiHandler)
          this.session.$bidiHandler.setContentWidth(longestLine - this.$padding);
        return changes;
      };
      VirtualRenderer.prototype.$updateLines = function () {
        if (!this.$changedLines) return;
        var firstRow = this.$changedLines.firstRow;
        var lastRow = this.$changedLines.lastRow;
        this.$changedLines = null;
        var layerConfig = this.layerConfig;
        if (firstRow > layerConfig.lastRow + 1) {
          return;
        }
        if (lastRow < layerConfig.firstRow) {
          return;
        }
        if (lastRow === Infinity) {
          if (this.$showGutter) this.$gutterLayer.update(layerConfig);
          this.$textLayer.update(layerConfig);
          return;
        }
        this.$textLayer.updateLines(layerConfig, firstRow, lastRow);
        return true;
      };
      VirtualRenderer.prototype.$getLongestLine = function () {
        var charCount = this.session.getScreenWidth();
        if (this.showInvisibles && !this.session.$useWrapMode) charCount += 1;
        if (this.$textLayer && charCount > this.$textLayer.MAX_LINE_LENGTH)
          charCount = this.$textLayer.MAX_LINE_LENGTH + 30;
        return Math.max(
          this.$size.scrollerWidth - 2 * this.$padding,
          Math.round(charCount * this.characterWidth)
        );
      };
      VirtualRenderer.prototype.updateFrontMarkers = function () {
        this.$markerFront.setMarkers(this.session.getMarkers(true));
        this.$loop.schedule(this.CHANGE_MARKER_FRONT);
      };
      VirtualRenderer.prototype.updateBackMarkers = function () {
        this.$markerBack.setMarkers(this.session.getMarkers());
        this.$loop.schedule(this.CHANGE_MARKER_BACK);
      };
      VirtualRenderer.prototype.addGutterDecoration = function (row, className) {
        this.$gutterLayer.addGutterDecoration(row, className);
      };
      VirtualRenderer.prototype.removeGutterDecoration = function (row, className) {
        this.$gutterLayer.removeGutterDecoration(row, className);
      };
      VirtualRenderer.prototype.updateBreakpoints = function (rows) {
        this.$loop.schedule(this.CHANGE_GUTTER);
      };
      VirtualRenderer.prototype.setAnnotations = function (annotations) {
        this.$gutterLayer.setAnnotations(annotations);
        this.$loop.schedule(this.CHANGE_GUTTER);
      };
      VirtualRenderer.prototype.updateCursor = function () {
        this.$loop.schedule(this.CHANGE_CURSOR);
      };
      VirtualRenderer.prototype.hideCursor = function () {
        this.$cursorLayer.hideCursor();
      };
      VirtualRenderer.prototype.showCursor = function () {
        this.$cursorLayer.showCursor();
      };
      VirtualRenderer.prototype.scrollSelectionIntoView = function (anchor, lead, offset) {
        this.scrollCursorIntoView(anchor, offset);
        this.scrollCursorIntoView(lead, offset);
      };
      VirtualRenderer.prototype.scrollCursorIntoView = function (cursor, offset, $viewMargin) {
        if (this.$size.scrollerHeight === 0) return;
        var pos = this.$cursorLayer.getPixelPosition(cursor);
        var newLeft = pos.left;
        var newTop = pos.top;
        var topMargin = ($viewMargin && $viewMargin.top) || 0;
        var bottomMargin = ($viewMargin && $viewMargin.bottom) || 0;
        if (this.$scrollAnimation) {
          this.$stopAnimation = true;
        }
        var currentTop = this.$scrollAnimation ? this.session.getScrollTop() : this.scrollTop;
        if (currentTop + topMargin > newTop) {
          if (offset && currentTop + topMargin > newTop + this.lineHeight)
            newTop -= offset * this.$size.scrollerHeight;
          if (newTop === 0) newTop = -this.scrollMargin.top;
          this.session.setScrollTop(newTop);
        } else if (
          currentTop + this.$size.scrollerHeight - bottomMargin <
          newTop + this.lineHeight
        ) {
          if (
            offset &&
            currentTop + this.$size.scrollerHeight - bottomMargin < newTop - this.lineHeight
          )
            newTop += offset * this.$size.scrollerHeight;
          this.session.setScrollTop(
            newTop + this.lineHeight + bottomMargin - this.$size.scrollerHeight
          );
        }
        var currentLeft = this.scrollLeft;
        var twoCharsWidth = 2 * this.layerConfig.characterWidth;
        if (newLeft - twoCharsWidth < currentLeft) {
          newLeft -= twoCharsWidth;
          if (newLeft < this.$padding + twoCharsWidth) {
            newLeft = -this.scrollMargin.left;
          }
          this.session.setScrollLeft(newLeft);
        } else {
          newLeft += twoCharsWidth;
          if (currentLeft + this.$size.scrollerWidth < newLeft + this.characterWidth) {
            this.session.setScrollLeft(
              Math.round(newLeft + this.characterWidth - this.$size.scrollerWidth)
            );
          } else if (currentLeft <= this.$padding && newLeft - currentLeft < this.characterWidth) {
            this.session.setScrollLeft(0);
          }
        }
      };
      VirtualRenderer.prototype.getScrollTop = function () {
        return this.session.getScrollTop();
      };
      VirtualRenderer.prototype.getScrollLeft = function () {
        return this.session.getScrollLeft();
      };
      VirtualRenderer.prototype.getScrollTopRow = function () {
        return this.scrollTop / this.lineHeight;
      };
      VirtualRenderer.prototype.getScrollBottomRow = function () {
        return Math.max(
          0,
          Math.floor((this.scrollTop + this.$size.scrollerHeight) / this.lineHeight) - 1
        );
      };
      VirtualRenderer.prototype.scrollToRow = function (row) {
        this.session.setScrollTop(row * this.lineHeight);
      };
      VirtualRenderer.prototype.alignCursor = function (cursor, alignment) {
        if (typeof cursor == 'number') cursor = { row: cursor, column: 0 };
        var pos = this.$cursorLayer.getPixelPosition(cursor);
        var h = this.$size.scrollerHeight - this.lineHeight;
        var offset = pos.top - h * (alignment || 0);
        this.session.setScrollTop(offset);
        return offset;
      };
      VirtualRenderer.prototype.$calcSteps = function (fromValue, toValue) {
        var i = 0;
        var l = this.STEPS;
        var steps = [];
        var func = function (t, x_min, dx) {
          return dx * (Math.pow(t - 1, 3) + 1) + x_min;
        };
        for (i = 0; i < l; ++i) steps.push(func(i / this.STEPS, fromValue, toValue - fromValue));
        return steps;
      };
      VirtualRenderer.prototype.scrollToLine = function (line, center, animate, callback) {
        var pos = this.$cursorLayer.getPixelPosition({ row: line, column: 0 });
        var offset = pos.top;
        if (center) offset -= this.$size.scrollerHeight / 2;
        var initialScroll = this.scrollTop;
        this.session.setScrollTop(offset);
        if (animate !== false) this.animateScrolling(initialScroll, callback);
      };
      VirtualRenderer.prototype.animateScrolling = function (fromValue, callback) {
        var toValue = this.scrollTop;
        if (!this.$animatedScroll) return;
        var _self = this;
        if (fromValue == toValue) return;
        if (this.$scrollAnimation) {
          var oldSteps = this.$scrollAnimation.steps;
          if (oldSteps.length) {
            fromValue = oldSteps[0];
            if (fromValue == toValue) return;
          }
        }
        var steps = _self.$calcSteps(fromValue, toValue);
        this.$scrollAnimation = { from: fromValue, to: toValue, steps: steps };
        clearInterval(this.$timer);
        _self.session.setScrollTop(steps.shift());
        _self.session.$scrollTop = toValue;
        function endAnimation() {
          _self.$timer = clearInterval(_self.$timer);
          _self.$scrollAnimation = null;
          _self.$stopAnimation = false;
          callback && callback();
        }
        this.$timer = setInterval(function () {
          if (_self.$stopAnimation) {
            endAnimation();
            return;
          }
          if (!_self.session) return clearInterval(_self.$timer);
          if (steps.length) {
            _self.session.setScrollTop(steps.shift());
            _self.session.$scrollTop = toValue;
          } else if (toValue != null) {
            _self.session.$scrollTop = -1;
            _self.session.setScrollTop(toValue);
            toValue = null;
          } else {
            endAnimation();
          }
        }, 10);
      };
      VirtualRenderer.prototype.scrollToY = function (scrollTop) {
        if (this.scrollTop !== scrollTop) {
          this.$loop.schedule(this.CHANGE_SCROLL);
          this.scrollTop = scrollTop;
        }
      };
      VirtualRenderer.prototype.scrollToX = function (scrollLeft) {
        if (this.scrollLeft !== scrollLeft) this.scrollLeft = scrollLeft;
        this.$loop.schedule(this.CHANGE_H_SCROLL);
      };
      VirtualRenderer.prototype.scrollTo = function (x, y) {
        this.session.setScrollTop(y);
        this.session.setScrollLeft(x);
      };
      VirtualRenderer.prototype.scrollBy = function (deltaX, deltaY) {
        deltaY && this.session.setScrollTop(this.session.getScrollTop() + deltaY);
        deltaX && this.session.setScrollLeft(this.session.getScrollLeft() + deltaX);
      };
      VirtualRenderer.prototype.isScrollableBy = function (deltaX, deltaY) {
        if (deltaY < 0 && this.session.getScrollTop() >= 1 - this.scrollMargin.top) return true;
        if (
          deltaY > 0 &&
          this.session.getScrollTop() + this.$size.scrollerHeight - this.layerConfig.maxHeight <
            -1 + this.scrollMargin.bottom
        )
          return true;
        if (deltaX < 0 && this.session.getScrollLeft() >= 1 - this.scrollMargin.left) return true;
        if (
          deltaX > 0 &&
          this.session.getScrollLeft() + this.$size.scrollerWidth - this.layerConfig.width <
            -1 + this.scrollMargin.right
        )
          return true;
      };
      VirtualRenderer.prototype.pixelToScreenCoordinates = function (x, y) {
        var canvasPos;
        if (this.$hasCssTransforms) {
          canvasPos = { top: 0, left: 0 };
          var p = this.$fontMetrics.transformCoordinates([x, y]);
          x = p[1] - this.gutterWidth - this.margin.left;
          y = p[0];
        } else {
          canvasPos = this.scroller.getBoundingClientRect();
        }
        var offsetX = x + this.scrollLeft - canvasPos.left - this.$padding;
        var offset = offsetX / this.characterWidth;
        var row = Math.floor((y + this.scrollTop - canvasPos.top) / this.lineHeight);
        var col = this.$blockCursor ? Math.floor(offset) : Math.round(offset);
        return { row: row, column: col, side: offset - col > 0 ? 1 : -1, offsetX: offsetX };
      };
      VirtualRenderer.prototype.screenToTextCoordinates = function (x, y) {
        var canvasPos;
        if (this.$hasCssTransforms) {
          canvasPos = { top: 0, left: 0 };
          var p = this.$fontMetrics.transformCoordinates([x, y]);
          x = p[1] - this.gutterWidth - this.margin.left;
          y = p[0];
        } else {
          canvasPos = this.scroller.getBoundingClientRect();
        }
        var offsetX = x + this.scrollLeft - canvasPos.left - this.$padding;
        var offset = offsetX / this.characterWidth;
        var col = this.$blockCursor ? Math.floor(offset) : Math.round(offset);
        var row = Math.floor((y + this.scrollTop - canvasPos.top) / this.lineHeight);
        return this.session.screenToDocumentPosition(row, Math.max(col, 0), offsetX);
      };
      VirtualRenderer.prototype.textToScreenCoordinates = function (row, column) {
        var canvasPos = this.scroller.getBoundingClientRect();
        var pos = this.session.documentToScreenPosition(row, column);
        var x =
          this.$padding +
          (this.session.$bidiHandler.isBidiRow(pos.row, row)
            ? this.session.$bidiHandler.getPosLeft(pos.column)
            : Math.round(pos.column * this.characterWidth));
        var y = pos.row * this.lineHeight;
        return {
          pageX: canvasPos.left + x - this.scrollLeft,
          pageY: canvasPos.top + y - this.scrollTop
        };
      };
      VirtualRenderer.prototype.visualizeFocus = function () {
        dom.addCssClass(this.container, 'ace_focus');
      };
      VirtualRenderer.prototype.visualizeBlur = function () {
        dom.removeCssClass(this.container, 'ace_focus');
      };
      VirtualRenderer.prototype.showComposition = function (composition) {
        this.$composition = composition;
        if (!composition.cssText) {
          composition.cssText = this.textarea.style.cssText;
        }
        if (composition.useTextareaForIME == undefined)
          composition.useTextareaForIME = this.$useTextareaForIME;
        if (this.$useTextareaForIME) {
          dom.addCssClass(this.textarea, 'ace_composition');
          this.textarea.style.cssText = '';
          this.$moveTextAreaToCursor();
          this.$cursorLayer.element.style.display = 'none';
        } else {
          composition.markerId = this.session.addMarker(
            composition.markerRange,
            'ace_composition_marker',
            'text'
          );
        }
      };
      VirtualRenderer.prototype.setCompositionText = function (text) {
        var cursor = this.session.selection.cursor;
        this.addToken(text, 'composition_placeholder', cursor.row, cursor.column);
        this.$moveTextAreaToCursor();
      };
      VirtualRenderer.prototype.hideComposition = function () {
        if (!this.$composition) return;
        if (this.$composition.markerId) this.session.removeMarker(this.$composition.markerId);
        dom.removeCssClass(this.textarea, 'ace_composition');
        this.textarea.style.cssText = this.$composition.cssText;
        var cursor = this.session.selection.cursor;
        this.removeExtraToken(cursor.row, cursor.column);
        this.$composition = null;
        this.$cursorLayer.element.style.display = '';
      };
      VirtualRenderer.prototype.setGhostText = function (text, position) {
        var cursor = this.session.selection.cursor;
        var insertPosition = position || { row: cursor.row, column: cursor.column };
        this.removeGhostText();
        var textLines = text.split('\n');
        this.addToken(textLines[0], 'ghost_text', insertPosition.row, insertPosition.column);
        this.$ghostText = {
          text: text,
          position: {
            row: insertPosition.row,
            column: insertPosition.column
          }
        };
        if (textLines.length > 1) {
          this.$ghostTextWidget = {
            text: textLines.slice(1).join('\n'),
            row: insertPosition.row,
            column: insertPosition.column,
            className: 'ace_ghost_text'
          };
          this.session.widgetManager.addLineWidget(this.$ghostTextWidget);
        }
      };
      VirtualRenderer.prototype.removeGhostText = function () {
        if (!this.$ghostText) return;
        var position = this.$ghostText.position;
        this.removeExtraToken(position.row, position.column);
        if (this.$ghostTextWidget) {
          this.session.widgetManager.removeLineWidget(this.$ghostTextWidget);
          this.$ghostTextWidget = null;
        }
        this.$ghostText = null;
      };
      VirtualRenderer.prototype.addToken = function (text, type, row, column) {
        var session = this.session;
        session.bgTokenizer.lines[row] = null;
        var newToken = { type: type, value: text };
        var tokens = session.getTokens(row);
        if (column == null || !tokens.length) {
          tokens.push(newToken);
        } else {
          var l = 0;
          for (var i = 0; i < tokens.length; i++) {
            var token = tokens[i];
            l += token.value.length;
            if (column <= l) {
              var diff = token.value.length - (l - column);
              var before = token.value.slice(0, diff);
              var after = token.value.slice(diff);
              tokens.splice(i, 1, { type: token.type, value: before }, newToken, {
                type: token.type,
                value: after
              });
              break;
            }
          }
        }
        this.updateLines(row, row);
      };
      VirtualRenderer.prototype.removeExtraToken = function (row, column) {
        this.session.bgTokenizer.lines[row] = null;
        this.updateLines(row, row);
      };
      VirtualRenderer.prototype.setTheme = function (theme, cb) {
        var _self = this;
        this.$themeId = theme;
        _self._dispatchEvent('themeChange', { theme: theme });
        if (!theme || typeof theme == 'string') {
          var moduleName = theme || this.$options.theme.initialValue;
          config.loadModule(['theme', moduleName], afterLoad);
        } else {
          afterLoad(theme);
        }
        function afterLoad(module) {
          if (_self.$themeId != theme) return cb && cb();
          if (!module || !module.cssClass)
            throw new Error("couldn't load module " + theme + " or it didn't call define");
          if (module.$id) _self.$themeId = module.$id;
          dom.importCssString(module.cssText, module.cssClass, _self.container);
          if (_self.theme) dom.removeCssClass(_self.container, _self.theme.cssClass);
          var padding =
            'padding' in module
              ? module.padding
              : 'padding' in (_self.theme || {})
              ? 4
              : _self.$padding;
          if (_self.$padding && padding != _self.$padding) _self.setPadding(padding);
          _self.$theme = module.cssClass;
          _self.theme = module;
          dom.addCssClass(_self.container, module.cssClass);
          dom.setCssClass(_self.container, 'ace_dark', module.isDark);
          if (_self.$size) {
            _self.$size.width = 0;
            _self.$updateSizeAsync();
          }
          _self._dispatchEvent('themeLoaded', { theme: module });
          cb && cb();
        }
      };
      VirtualRenderer.prototype.getTheme = function () {
        return this.$themeId;
      };
      VirtualRenderer.prototype.setStyle = function (style, include) {
        dom.setCssClass(this.container, style, include !== false);
      };
      VirtualRenderer.prototype.unsetStyle = function (style) {
        dom.removeCssClass(this.container, style);
      };
      VirtualRenderer.prototype.setCursorStyle = function (style) {
        dom.setStyle(this.scroller.style, 'cursor', style);
      };
      VirtualRenderer.prototype.setMouseCursor = function (cursorStyle) {
        dom.setStyle(this.scroller.style, 'cursor', cursorStyle);
      };
      VirtualRenderer.prototype.attachToShadowRoot = function () {
        dom.importCssString(editorCss, 'ace_editor.css', this.container);
      };
      VirtualRenderer.prototype.destroy = function () {
        this.freeze();
        this.$fontMetrics.destroy();
        this.$cursorLayer.destroy();
        this.removeAllListeners();
        this.container.textContent = '';
        this.setOption('useResizeObserver', false);
      };
      VirtualRenderer.prototype.$updateCustomScrollbar = function (val) {
        var _self = this;
        this.$horizScroll = this.$vScroll = null;
        this.scrollBarV.element.remove();
        this.scrollBarH.element.remove();
        if (this.$scrollDecorator) {
          delete this.$scrollDecorator;
        }
        if (val === true) {
          this.scrollBarV = new VScrollBarCustom(this.container, this);
          this.scrollBarH = new HScrollBarCustom(this.container, this);
          this.scrollBarV.setHeight(this.$size.scrollerHeight);
          this.scrollBarH.setWidth(this.$size.scrollerWidth);
          this.scrollBarV.addEventListener('scroll', function (e) {
            if (!_self.$scrollAnimation)
              _self.session.setScrollTop(e.data - _self.scrollMargin.top);
          });
          this.scrollBarH.addEventListener('scroll', function (e) {
            if (!_self.$scrollAnimation)
              _self.session.setScrollLeft(e.data - _self.scrollMargin.left);
          });
          this.$scrollDecorator = new Decorator(this.scrollBarV, this);
          this.$scrollDecorator.$updateDecorators();
        } else {
          this.scrollBarV = new VScrollBar(this.container, this);
          this.scrollBarH = new HScrollBar(this.container, this);
          this.scrollBarV.addEventListener('scroll', function (e) {
            if (!_self.$scrollAnimation)
              _self.session.setScrollTop(e.data - _self.scrollMargin.top);
          });
          this.scrollBarH.addEventListener('scroll', function (e) {
            if (!_self.$scrollAnimation)
              _self.session.setScrollLeft(e.data - _self.scrollMargin.left);
          });
        }
      };
      VirtualRenderer.prototype.$addResizeObserver = function () {
        if (!window.ResizeObserver || this.$resizeObserver) return;
        var self = this;
        this.$resizeTimer = lang.delayedCall(function () {
          if (!self.destroyed) self.onResize();
        }, 50);
        this.$resizeObserver = new window.ResizeObserver(function (e) {
          var w = e[0].contentRect.width;
          var h = e[0].contentRect.height;
          if (Math.abs(self.$size.width - w) > 1 || Math.abs(self.$size.height - h) > 1) {
            self.$resizeTimer.delay();
          } else {
            self.$resizeTimer.cancel();
          }
        });
        this.$resizeObserver.observe(this.container);
      };
      return VirtualRenderer;
    })();
    VirtualRenderer.prototype.CHANGE_CURSOR = 1;
    VirtualRenderer.prototype.CHANGE_MARKER = 2;
    VirtualRenderer.prototype.CHANGE_GUTTER = 4;
    VirtualRenderer.prototype.CHANGE_SCROLL = 8;
    VirtualRenderer.prototype.CHANGE_LINES = 16;
    VirtualRenderer.prototype.CHANGE_TEXT = 32;
    VirtualRenderer.prototype.CHANGE_SIZE = 64;
    VirtualRenderer.prototype.CHANGE_MARKER_BACK = 128;
    VirtualRenderer.prototype.CHANGE_MARKER_FRONT = 256;
    VirtualRenderer.prototype.CHANGE_FULL = 512;
    VirtualRenderer.prototype.CHANGE_H_SCROLL = 1024;
    VirtualRenderer.prototype.$changes = 0;
    VirtualRenderer.prototype.$padding = null;
    VirtualRenderer.prototype.$frozen = false;
    VirtualRenderer.prototype.STEPS = 8;
    oop.implement(VirtualRenderer.prototype, EventEmitter);
    config.defineOptions(VirtualRenderer.prototype, 'renderer', {
      useResizeObserver: {
        set: function (value) {
          if (!value && this.$resizeObserver) {
            this.$resizeObserver.disconnect();
            this.$resizeTimer.cancel();
            this.$resizeTimer = this.$resizeObserver = null;
          } else if (value && !this.$resizeObserver) {
            this.$addResizeObserver();
          }
        }
      },
      animatedScroll: { initialValue: false },
      showInvisibles: {
        set: function (value) {
          if (this.$textLayer.setShowInvisibles(value)) this.$loop.schedule(this.CHANGE_TEXT);
        },
        initialValue: false
      },
      showPrintMargin: {
        set: function () {
          this.$updatePrintMargin();
        },
        initialValue: true
      },
      printMarginColumn: {
        set: function () {
          this.$updatePrintMargin();
        },
        initialValue: 80
      },
      printMargin: {
        set: function (val) {
          if (typeof val == 'number') this.$printMarginColumn = val;
          this.$showPrintMargin = !!val;
          this.$updatePrintMargin();
        },
        get: function () {
          return this.$showPrintMargin && this.$printMarginColumn;
        }
      },
      showGutter: {
        set: function (show) {
          this.$gutter.style.display = show ? 'block' : 'none';
          this.$loop.schedule(this.CHANGE_FULL);
          this.onGutterResize();
        },
        initialValue: true
      },
      useSvgGutterIcons: {
        set: function (value) {
          this.$gutterLayer.$useSvgGutterIcons = value;
        },
        initialValue: false
      },
      showFoldedAnnotations: {
        set: function (value) {
          this.$gutterLayer.$showFoldedAnnotations = value;
        },
        initialValue: false
      },
      fadeFoldWidgets: {
        set: function (show) {
          dom.setCssClass(this.$gutter, 'ace_fade-fold-widgets', show);
        },
        initialValue: false
      },
      showFoldWidgets: {
        set: function (show) {
          this.$gutterLayer.setShowFoldWidgets(show);
          this.$loop.schedule(this.CHANGE_GUTTER);
        },
        initialValue: true
      },
      displayIndentGuides: {
        set: function (show) {
          if (this.$textLayer.setDisplayIndentGuides(show)) this.$loop.schedule(this.CHANGE_TEXT);
        },
        initialValue: true
      },
      highlightIndentGuides: {
        set: function (show) {
          if (this.$textLayer.setHighlightIndentGuides(show) == true) {
            this.$textLayer.$highlightIndentGuide();
          } else {
            this.$textLayer.$clearActiveIndentGuide(this.$textLayer.$lines.cells);
          }
        },
        initialValue: true
      },
      highlightGutterLine: {
        set: function (shouldHighlight) {
          this.$gutterLayer.setHighlightGutterLine(shouldHighlight);
          this.$loop.schedule(this.CHANGE_GUTTER);
        },
        initialValue: true
      },
      hScrollBarAlwaysVisible: {
        set: function (val) {
          if (!this.$hScrollBarAlwaysVisible || !this.$horizScroll)
            this.$loop.schedule(this.CHANGE_SCROLL);
        },
        initialValue: false
      },
      vScrollBarAlwaysVisible: {
        set: function (val) {
          if (!this.$vScrollBarAlwaysVisible || !this.$vScroll)
            this.$loop.schedule(this.CHANGE_SCROLL);
        },
        initialValue: false
      },
      fontSize: {
        set: function (size) {
          if (typeof size == 'number') size = size + 'px';
          this.container.style.fontSize = size;
          this.updateFontSize();
        },
        initialValue: 12
      },
      fontFamily: {
        set: function (name) {
          this.container.style.fontFamily = name;
          this.updateFontSize();
        }
      },
      maxLines: {
        set: function (val) {
          this.updateFull();
        }
      },
      minLines: {
        set: function (val) {
          if (!(this.$minLines < 0x1ffffffffffff)) this.$minLines = 0;
          this.updateFull();
        }
      },
      maxPixelHeight: {
        set: function (val) {
          this.updateFull();
        },
        initialValue: 0
      },
      scrollPastEnd: {
        set: function (val) {
          val = +val || 0;
          if (this.$scrollPastEnd == val) return;
          this.$scrollPastEnd = val;
          this.$loop.schedule(this.CHANGE_SCROLL);
        },
        initialValue: 0,
        handlesSet: true
      },
      fixedWidthGutter: {
        set: function (val) {
          this.$gutterLayer.$fixedWidth = !!val;
          this.$loop.schedule(this.CHANGE_GUTTER);
        }
      },
      customScrollbar: {
        set: function (val) {
          this.$updateCustomScrollbar(val);
        },
        initialValue: false
      },
      theme: {
        set: function (val) {
          this.setTheme(val);
        },
        get: function () {
          return this.$themeId || this.theme;
        },
        initialValue: './theme/textmate',
        handlesSet: true
      },
      hasCssTransforms: {},
      useTextareaForIME: {
        initialValue: !useragent.isMobile && !useragent.isIE
      }
    });
    exports.VirtualRenderer = VirtualRenderer;
  }
);

ace.define(
  'ace/worker/worker_client',
  [
    'require',
    'exports',
    'module',
    'ace/lib/oop',
    'ace/lib/net',
    'ace/lib/event_emitter',
    'ace/config'
  ],
  function (require, exports, module) {
    'use strict';

    var oop = require('../lib/oop');
    var net = require('../lib/net');
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var config = require('../config');

    function $workerBlob(workerUrl) {
      var script = "importScripts('" + net.qualifyURL(workerUrl) + "');";
      try {
        return new Blob([script], { type: 'application/javascript' });
      } catch (e) {
        // Backwards-compatibility
        var BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
        var blobBuilder = new BlobBuilder();
        blobBuilder.append(script);
        return blobBuilder.getBlob('application/javascript');
      }
    }

    function createWorker(workerUrl) {
      if (typeof Worker == 'undefined')
        return { postMessage: function () {}, terminate: function () {} };
      if (config.get('loadWorkerFromBlob')) {
        var blob = $workerBlob(workerUrl);
        var URL = window.URL || window.webkitURL;
        var blobURL = URL.createObjectURL(blob);
        return new Worker(blobURL);
      }
      return new Worker(workerUrl);
    }

    var WorkerClient = function (worker) {
      if (!worker.postMessage) worker = this.$createWorkerFromOldConfig.apply(this, arguments);

      this.$worker = worker;
      this.$sendDeltaQueue = this.$sendDeltaQueue.bind(this);
      this.changeListener = this.changeListener.bind(this);
      this.onMessage = this.onMessage.bind(this);

      this.callbackId = 1;
      this.callbacks = {};

      this.$worker.onmessage = this.onMessage;
    };

    (function () {
      oop.implement(this, EventEmitter);

      this.$createWorkerFromOldConfig = function (
        topLevelNamespaces,
        mod,
        classname,
        workerUrl,
        importScripts
      ) {
        if (require.nameToUrl && !require.toUrl) require.toUrl = require.nameToUrl;

        if (config.get('packaged') || !require.toUrl) {
          workerUrl = workerUrl || config.moduleUrl(mod, 'worker');
        } else {
          var normalizePath = this.$normalizePath;
          workerUrl = workerUrl || normalizePath(require.toUrl('ace/worker/worker.js', null, '_'));

          var tlns = {};
          topLevelNamespaces.forEach(function (ns) {
            tlns[ns] = normalizePath(require.toUrl(ns, null, '_').replace(/(\.js)?(\?.*)?$/, ''));
          });
        }

        this.$worker = createWorker(workerUrl);
        if (importScripts) {
          this.send('importScripts', importScripts);
        }
        this.$worker.postMessage({
          init: true,
          tlns: tlns,
          module: mod,
          classname: classname
        });
        return this.$worker;
      };

      this.onMessage = function (e) {
        var msg = e.data;
        switch (msg.type) {
          case 'event':
            this._signal(msg.name, { data: msg.data });
            break;
          case 'call':
            var callback = this.callbacks[msg.id];
            if (callback) {
              callback(msg.data);
              delete this.callbacks[msg.id];
            }
            break;
          case 'error':
            this.reportError(msg.data);
            break;
          case 'log':
            window.console && console.log && console.log.apply(console, msg.data);
            break;
        }
      };

      this.reportError = function (err) {
        window.console && console.error && console.error(err);
      };

      this.$normalizePath = function (path) {
        return net.qualifyURL(path);
      };

      this.terminate = function () {
        this._signal('terminate', {});
        this.deltaQueue = null;
        this.$worker.terminate();
        this.$worker.onerror = function (e) {
          e.preventDefault();
        };
        this.$worker = null;
        if (this.$doc) this.$doc.off('change', this.changeListener);
        this.$doc = null;
      };

      this.send = function (cmd, args) {
        this.$worker.postMessage({ command: cmd, args: args });
      };

      this.call = function (cmd, args, callback) {
        if (callback) {
          var id = this.callbackId++;
          this.callbacks[id] = callback;
          args.push(id);
        }
        this.send(cmd, args);
      };

      this.emit = function (event, data) {
        try {
          if (data.data && data.data.err)
            data.data.err = {
              message: data.data.err.message,
              stack: data.data.err.stack,
              code: data.data.err.code
            };
          this.$worker && this.$worker.postMessage({ event: event, data: { data: data.data } });
        } catch (ex) {
          console.error(ex.stack);
        }
      };

      this.attachToDocument = function (doc) {
        if (this.$doc) this.terminate();

        this.$doc = doc;
        this.call('setValue', [doc.getValue()]);
        doc.on('change', this.changeListener, true);
      };

      this.changeListener = function (delta) {
        if (!this.deltaQueue) {
          this.deltaQueue = [];
          setTimeout(this.$sendDeltaQueue, 0);
        }
        if (delta.action == 'insert') this.deltaQueue.push(delta.start, delta.lines);
        else this.deltaQueue.push(delta.start, delta.end);
      };

      this.$sendDeltaQueue = function () {
        var q = this.deltaQueue;
        if (!q) return;
        this.deltaQueue = null;
        if (q.length > 50 && q.length > this.$doc.getLength() >> 1) {
          this.call('setValue', [this.$doc.getValue()]);
        } else this.emit('change', { data: q });
      };
    }.call(WorkerClient.prototype));

    var UIWorkerClient = function (topLevelNamespaces, mod, classname) {
      var main = null;
      var emitSync = false;
      var sender = Object.create(EventEmitter);

      var messageBuffer = [];
      var workerClient = new WorkerClient({
        messageBuffer: messageBuffer,
        terminate: function () {},
        postMessage: function (e) {
          messageBuffer.push(e);
          if (!main) return;
          if (emitSync) setTimeout(processNext);
          else processNext();
        }
      });

      workerClient.setEmitSync = function (val) {
        emitSync = val;
      };

      var processNext = function () {
        var msg = messageBuffer.shift();
        if (msg.command) main[msg.command].apply(main, msg.args);
        else if (msg.event) sender._signal(msg.event, msg.data);
      };

      sender.postMessage = function (msg) {
        workerClient.onMessage({ data: msg });
      };
      sender.callback = function (data, callbackId) {
        this.postMessage({ type: 'call', id: callbackId, data: data });
      };
      sender.emit = function (name, data) {
        this.postMessage({ type: 'event', name: name, data: data });
      };

      config.loadModule(['worker', mod], function (Main) {
        main = new Main[classname](sender);
        while (messageBuffer.length) processNext();
      });

      return workerClient;
    };

    exports.UIWorkerClient = UIWorkerClient;
    exports.WorkerClient = WorkerClient;
    exports.createWorker = createWorker;
  }
);

ace.define(
  'ace/placeholder',
  ['require', 'exports', 'module', 'ace/range', 'ace/lib/event_emitter', 'ace/lib/oop'],
  function (require, exports, module) {
    'use strict';
    var Range = require('./range').Range;
    var EventEmitter = require('./lib/event_emitter').EventEmitter;
    var oop = require('./lib/oop');
    var PlaceHolder = /** @class */ (function () {
      function PlaceHolder(session, length, pos, others, mainClass, othersClass) {
        var _self = this;
        this.length = length;
        this.session = session;
        this.doc = session.getDocument();
        this.mainClass = mainClass;
        this.othersClass = othersClass;
        this.$onUpdate = this.onUpdate.bind(this);
        this.doc.on('change', this.$onUpdate, true);
        this.$others = others;
        this.$onCursorChange = function () {
          setTimeout(function () {
            _self.onCursorChange();
          });
        };
        this.$pos = pos;
        var undoStack = session.getUndoManager().$undoStack ||
          session.getUndoManager().$undostack || { length: -1 };
        this.$undoStackDepth = undoStack.length;
        this.setup();
        session.selection.on('changeCursor', this.$onCursorChange);
      }
      PlaceHolder.prototype.setup = function () {
        var _self = this;
        var doc = this.doc;
        var session = this.session;
        this.selectionBefore = session.selection.toJSON();
        if (session.selection.inMultiSelectMode) session.selection.toSingleRange();
        this.pos = doc.createAnchor(this.$pos.row, this.$pos.column);
        var pos = this.pos;
        pos.$insertRight = true;
        pos.detach();
        pos.markerId = session.addMarker(
          new Range(pos.row, pos.column, pos.row, pos.column + this.length),
          this.mainClass,
          null,
          false
        );
        this.others = [];
        this.$others.forEach(function (other) {
          var anchor = doc.createAnchor(other.row, other.column);
          anchor.$insertRight = true;
          anchor.detach();
          _self.others.push(anchor);
        });
        session.setUndoSelect(false);
      };
      PlaceHolder.prototype.showOtherMarkers = function () {
        if (this.othersActive) return;
        var session = this.session;
        var _self = this;
        this.othersActive = true;
        this.others.forEach(function (anchor) {
          anchor.markerId = session.addMarker(
            new Range(anchor.row, anchor.column, anchor.row, anchor.column + _self.length),
            _self.othersClass,
            null,
            false
          );
        });
      };
      PlaceHolder.prototype.hideOtherMarkers = function () {
        if (!this.othersActive) return;
        this.othersActive = false;
        for (var i = 0; i < this.others.length; i++) {
          this.session.removeMarker(this.others[i].markerId);
        }
      };
      PlaceHolder.prototype.onUpdate = function (delta) {
        if (this.$updating) return this.updateAnchors(delta);
        var range = delta;
        if (range.start.row !== range.end.row) return;
        if (range.start.row !== this.pos.row) return;
        this.$updating = true;
        var lengthDiff =
          delta.action === 'insert'
            ? range.end.column - range.start.column
            : range.start.column - range.end.column;
        var inMainRange =
          range.start.column >= this.pos.column &&
          range.start.column <= this.pos.column + this.length + 1;
        var distanceFromStart = range.start.column - this.pos.column;
        this.updateAnchors(delta);
        if (inMainRange) this.length += lengthDiff;
        if (inMainRange && !this.session.$fromUndo) {
          if (delta.action === 'insert') {
            for (var i = this.others.length - 1; i >= 0; i--) {
              var otherPos = this.others[i];
              var newPos = { row: otherPos.row, column: otherPos.column + distanceFromStart };
              this.doc.insertMergedLines(newPos, delta.lines);
            }
          } else if (delta.action === 'remove') {
            for (var i = this.others.length - 1; i >= 0; i--) {
              var otherPos = this.others[i];
              var newPos = { row: otherPos.row, column: otherPos.column + distanceFromStart };
              this.doc.remove(
                new Range(newPos.row, newPos.column, newPos.row, newPos.column - lengthDiff)
              );
            }
          }
        }
        this.$updating = false;
        this.updateMarkers();
      };
      PlaceHolder.prototype.updateAnchors = function (delta) {
        this.pos.onChange(delta);
        for (var i = this.others.length; i--; ) this.others[i].onChange(delta);
        this.updateMarkers();
      };
      PlaceHolder.prototype.updateMarkers = function () {
        if (this.$updating) return;
        var _self = this;
        var session = this.session;
        var updateMarker = function (pos, className) {
          session.removeMarker(pos.markerId);
          pos.markerId = session.addMarker(
            new Range(pos.row, pos.column, pos.row, pos.column + _self.length),
            className,
            null,
            false
          );
        };
        updateMarker(this.pos, this.mainClass);
        for (var i = this.others.length; i--; ) updateMarker(this.others[i], this.othersClass);
      };
      PlaceHolder.prototype.onCursorChange = function (event) {
        if (this.$updating || !this.session) return;
        var pos = this.session.selection.getCursor();
        if (
          pos.row === this.pos.row &&
          pos.column >= this.pos.column &&
          pos.column <= this.pos.column + this.length
        ) {
          this.showOtherMarkers();
          this._emit('cursorEnter', event);
        } else {
          this.hideOtherMarkers();
          this._emit('cursorLeave', event);
        }
      };
      PlaceHolder.prototype.detach = function () {
        this.session.removeMarker(this.pos && this.pos.markerId);
        this.hideOtherMarkers();
        this.doc.off('change', this.$onUpdate);
        this.session.selection.off('changeCursor', this.$onCursorChange);
        this.session.setUndoSelect(true);
        this.session = null;
      };
      PlaceHolder.prototype.cancel = function () {
        if (this.$undoStackDepth === -1) return;
        var undoManager = this.session.getUndoManager();
        var undosRequired =
          (undoManager.$undoStack || undoManager.$undostack).length - this.$undoStackDepth;
        for (var i = 0; i < undosRequired; i++) {
          undoManager.undo(this.session, true);
        }
        if (this.selectionBefore) this.session.selection.fromJSON(this.selectionBefore);
      };
      return PlaceHolder;
    })();
    oop.implement(PlaceHolder.prototype, EventEmitter);
    exports.PlaceHolder = PlaceHolder;
  }
);

ace.define(
  'ace/mouse/multi_select_handler',
  ['require', 'exports', 'module', 'ace/lib/event', 'ace/lib/useragent'],
  function (require, exports, module) {
    var event = require('../lib/event');
    var useragent = require('../lib/useragent');
    function isSamePoint(p1, p2) {
      return p1.row == p2.row && p1.column == p2.column;
    }
    function onMouseDown(e) {
      var ev = e.domEvent;
      var alt = ev.altKey;
      var shift = ev.shiftKey;
      var ctrl = ev.ctrlKey;
      var accel = e.getAccelKey();
      var button = e.getButton();
      if (ctrl && useragent.isMac) button = ev.button;
      if (e.editor.inMultiSelectMode && button == 2) {
        e.editor.textInput.onContextMenu(e.domEvent);
        return;
      }
      if (!ctrl && !alt && !accel) {
        if (button === 0 && e.editor.inMultiSelectMode) e.editor.exitMultiSelectMode();
        return;
      }
      if (button !== 0) return;
      var editor = e.editor;
      var selection = editor.selection;
      var isMultiSelect = editor.inMultiSelectMode;
      var pos = e.getDocumentPosition();
      var cursor = selection.getCursor();
      var inSelection = e.inSelection() || (selection.isEmpty() && isSamePoint(pos, cursor));
      var mouseX = e.x,
        mouseY = e.y;
      var onMouseSelection = function (e) {
        mouseX = e.clientX;
        mouseY = e.clientY;
      };
      var session = editor.session;
      var screenAnchor = editor.renderer.pixelToScreenCoordinates(mouseX, mouseY);
      var screenCursor = screenAnchor;
      var selectionMode;
      if (editor.$mouseHandler.$enableJumpToDef) {
        if ((ctrl && alt) || (accel && alt)) selectionMode = shift ? 'block' : 'add';
        else if (alt && editor.$blockSelectEnabled) selectionMode = 'block';
      } else {
        if (accel && !alt) {
          selectionMode = 'add';
          if (!isMultiSelect && shift) return;
        } else if (alt && editor.$blockSelectEnabled) {
          selectionMode = 'block';
        }
      }
      if (selectionMode && useragent.isMac && ev.ctrlKey) {
        editor.$mouseHandler.cancelContextMenu();
      }
      if (selectionMode == 'add') {
        if (!isMultiSelect && inSelection) return; // dragging
        if (!isMultiSelect) {
          var range = selection.toOrientedRange();
          editor.addSelectionMarker(range);
        }
        var oldRange = selection.rangeList.rangeAtPoint(pos);
        editor.inVirtualSelectionMode = true;
        if (shift) {
          oldRange = null;
          range = selection.ranges[0] || range;
          editor.removeSelectionMarker(range);
        }
        editor.once('mouseup', function () {
          var tmpSel = selection.toOrientedRange();
          if (oldRange && tmpSel.isEmpty() && isSamePoint(oldRange.cursor, tmpSel.cursor))
            selection.substractPoint(tmpSel.cursor);
          else {
            if (shift) {
              selection.substractPoint(range.cursor);
            } else if (range) {
              editor.removeSelectionMarker(range);
              selection.addRange(range);
            }
            selection.addRange(tmpSel);
          }
          editor.inVirtualSelectionMode = false;
        });
      } else if (selectionMode == 'block') {
        e.stop();
        editor.inVirtualSelectionMode = true;
        var initialRange;
        var rectSel = [];
        var blockSelect = function () {
          var newCursor = editor.renderer.pixelToScreenCoordinates(mouseX, mouseY);
          var cursor = session.screenToDocumentPosition(
            newCursor.row,
            newCursor.column,
            newCursor.offsetX
          );
          if (isSamePoint(screenCursor, newCursor) && isSamePoint(cursor, selection.lead)) return;
          screenCursor = newCursor;
          editor.selection.moveToPosition(cursor);
          editor.renderer.scrollCursorIntoView();
          editor.removeSelectionMarkers(rectSel);
          rectSel = selection.rectangularRangeBlock(screenCursor, screenAnchor);
          if (editor.$mouseHandler.$clickSelection && rectSel.length == 1 && rectSel[0].isEmpty())
            rectSel[0] = editor.$mouseHandler.$clickSelection.clone();
          rectSel.forEach(editor.addSelectionMarker, editor);
          editor.updateSelectionMarkers();
        };
        if (isMultiSelect && !accel) {
          selection.toSingleRange();
        } else if (!isMultiSelect && accel) {
          initialRange = selection.toOrientedRange();
          editor.addSelectionMarker(initialRange);
        }
        if (shift) screenAnchor = session.documentToScreenPosition(selection.lead);
        else selection.moveToPosition(pos);
        screenCursor = { row: -1, column: -1 };
        var onMouseSelectionEnd = function (e) {
          blockSelect();
          clearInterval(timerId);
          editor.removeSelectionMarkers(rectSel);
          if (!rectSel.length) rectSel = [selection.toOrientedRange()];
          if (initialRange) {
            editor.removeSelectionMarker(initialRange);
            selection.toSingleRange(initialRange);
          }
          for (var i = 0; i < rectSel.length; i++) selection.addRange(rectSel[i]);
          editor.inVirtualSelectionMode = false;
          editor.$mouseHandler.$clickSelection = null;
        };
        var onSelectionInterval = blockSelect;
        event.capture(editor.container, onMouseSelection, onMouseSelectionEnd);
        var timerId = setInterval(function () {
          onSelectionInterval();
        }, 20);
        return e.preventDefault();
      }
    }
    exports.onMouseDown = onMouseDown;
  }
);

ace.define(
  'ace/commands/multi_select_commands',
  ['require', 'exports', 'module', 'ace/keyboard/hash_handler'],
  function (require, exports, module) {
    // commands to enter multiselect mode
    exports.defaultCommands = [
      {
        name: 'addCursorAbove',
        description: 'Add cursor above',
        exec: function (editor) {
          editor.selectMoreLines(-1);
        },
        bindKey: { win: 'Ctrl-Alt-Up', mac: 'Ctrl-Alt-Up' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'addCursorBelow',
        description: 'Add cursor below',
        exec: function (editor) {
          editor.selectMoreLines(1);
        },
        bindKey: { win: 'Ctrl-Alt-Down', mac: 'Ctrl-Alt-Down' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'addCursorAboveSkipCurrent',
        description: 'Add cursor above (skip current)',
        exec: function (editor) {
          editor.selectMoreLines(-1, true);
        },
        bindKey: { win: 'Ctrl-Alt-Shift-Up', mac: 'Ctrl-Alt-Shift-Up' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'addCursorBelowSkipCurrent',
        description: 'Add cursor below (skip current)',
        exec: function (editor) {
          editor.selectMoreLines(1, true);
        },
        bindKey: { win: 'Ctrl-Alt-Shift-Down', mac: 'Ctrl-Alt-Shift-Down' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectMoreBefore',
        description: 'Select more before',
        exec: function (editor) {
          editor.selectMore(-1);
        },
        bindKey: { win: 'Ctrl-Alt-Left', mac: 'Ctrl-Alt-Left' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectMoreAfter',
        description: 'Select more after',
        exec: function (editor) {
          editor.selectMore(1);
        },
        bindKey: { win: 'Ctrl-Alt-Right', mac: 'Ctrl-Alt-Right' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectNextBefore',
        description: 'Select next before',
        exec: function (editor) {
          editor.selectMore(-1, true);
        },
        bindKey: { win: 'Ctrl-Alt-Shift-Left', mac: 'Ctrl-Alt-Shift-Left' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'selectNextAfter',
        description: 'Select next after',
        exec: function (editor) {
          editor.selectMore(1, true);
        },
        bindKey: { win: 'Ctrl-Alt-Shift-Right', mac: 'Ctrl-Alt-Shift-Right' },
        scrollIntoView: 'cursor',
        readOnly: true
      },
      {
        name: 'toggleSplitSelectionIntoLines',
        description: 'Split selection into lines',
        exec: function (editor) {
          if (editor.multiSelect.rangeCount > 1) editor.multiSelect.joinSelections();
          else editor.multiSelect.splitIntoLines();
        },
        bindKey: { win: 'Ctrl-Alt-L', mac: 'Ctrl-Alt-L' },
        readOnly: true
      },
      {
        name: 'splitSelectionIntoLines',
        description: 'Split into lines',
        exec: function (editor) {
          editor.multiSelect.splitIntoLines();
        },
        readOnly: true
      },
      {
        name: 'alignCursors',
        description: 'Align cursors',
        exec: function (editor) {
          editor.alignCursors();
        },
        bindKey: { win: 'Ctrl-Alt-A', mac: 'Ctrl-Alt-A' },
        scrollIntoView: 'cursor'
      },
      {
        name: 'findAll',
        description: 'Find all',
        exec: function (editor) {
          editor.findAll();
        },
        bindKey: { win: 'Ctrl-Alt-K', mac: 'Ctrl-Alt-G' },
        scrollIntoView: 'cursor',
        readOnly: true
      }
    ];
    exports.multiSelectCommands = [
      {
        name: 'singleSelection',
        description: 'Single selection',
        bindKey: 'esc',
        exec: function (editor) {
          editor.exitMultiSelectMode();
        },
        scrollIntoView: 'cursor',
        readOnly: true,
        isAvailable: function (editor) {
          return editor && editor.inMultiSelectMode;
        }
      }
    ];
    var HashHandler = require('../keyboard/hash_handler').HashHandler;
    exports.keyboardHandler = new HashHandler(exports.multiSelectCommands);
  }
);

ace.define(
  'ace/multi_select',
  [
    'require',
    'exports',
    'module',
    'ace/range_list',
    'ace/range',
    'ace/selection',
    'ace/mouse/multi_select_handler',
    'ace/lib/event',
    'ace/lib/lang',
    'ace/commands/multi_select_commands',
    'ace/search',
    'ace/edit_session',
    'ace/editor',
    'ace/config'
  ],
  function (require, exports, module) {
    var RangeList = require('./range_list').RangeList;
    var Range = require('./range').Range;
    var Selection = require('./selection').Selection;
    var onMouseDown = require('./mouse/multi_select_handler').onMouseDown;
    var event = require('./lib/event');
    var lang = require('./lib/lang');
    var commands = require('./commands/multi_select_commands');
    exports.commands = commands.defaultCommands.concat(commands.multiSelectCommands);
    var Search = require('./search').Search;
    var search = new Search();
    function find(session, needle, dir) {
      search.$options.wrap = true;
      search.$options.needle = needle;
      search.$options.backwards = dir == -1;
      return search.find(session);
    }
    var EditSession = require('./edit_session').EditSession;
    (function () {
      this.getSelectionMarkers = function () {
        return this.$selectionMarkers;
      };
    }.call(EditSession.prototype));
    (function () {
      this.ranges = null;
      this.rangeList = null;
      this.addRange = function (range, $blockChangeEvents) {
        if (!range) return;
        if (!this.inMultiSelectMode && this.rangeCount === 0) {
          var oldRange = this.toOrientedRange();
          this.rangeList.add(oldRange);
          this.rangeList.add(range);
          if (this.rangeList.ranges.length != 2) {
            this.rangeList.removeAll();
            return $blockChangeEvents || this.fromOrientedRange(range);
          }
          this.rangeList.removeAll();
          this.rangeList.add(oldRange);
          this.$onAddRange(oldRange);
        }
        if (!range.cursor) range.cursor = range.end;
        var removed = this.rangeList.add(range);
        this.$onAddRange(range);
        if (removed.length) this.$onRemoveRange(removed);
        if (this.rangeCount > 1 && !this.inMultiSelectMode) {
          this._signal('multiSelect');
          this.inMultiSelectMode = true;
          this.session.$undoSelect = false;
          this.rangeList.attach(this.session);
        }
        return $blockChangeEvents || this.fromOrientedRange(range);
      };
      this.toSingleRange = function (range) {
        range = range || this.ranges[0];
        var removed = this.rangeList.removeAll();
        if (removed.length) this.$onRemoveRange(removed);
        range && this.fromOrientedRange(range);
      };
      this.substractPoint = function (pos) {
        var removed = this.rangeList.substractPoint(pos);
        if (removed) {
          this.$onRemoveRange(removed);
          return removed[0];
        }
      };
      this.mergeOverlappingRanges = function () {
        var removed = this.rangeList.merge();
        if (removed.length) this.$onRemoveRange(removed);
      };
      this.$onAddRange = function (range) {
        this.rangeCount = this.rangeList.ranges.length;
        this.ranges.unshift(range);
        this._signal('addRange', { range: range });
      };
      this.$onRemoveRange = function (removed) {
        this.rangeCount = this.rangeList.ranges.length;
        if (this.rangeCount == 1 && this.inMultiSelectMode) {
          var lastRange = this.rangeList.ranges.pop();
          removed.push(lastRange);
          this.rangeCount = 0;
        }
        for (var i = removed.length; i--; ) {
          var index = this.ranges.indexOf(removed[i]);
          this.ranges.splice(index, 1);
        }
        this._signal('removeRange', { ranges: removed });
        if (this.rangeCount === 0 && this.inMultiSelectMode) {
          this.inMultiSelectMode = false;
          this._signal('singleSelect');
          this.session.$undoSelect = true;
          this.rangeList.detach(this.session);
        }
        lastRange = lastRange || this.ranges[0];
        if (lastRange && !lastRange.isEqual(this.getRange())) this.fromOrientedRange(lastRange);
      };
      this.$initRangeList = function () {
        if (this.rangeList) return;
        this.rangeList = new RangeList();
        this.ranges = [];
        this.rangeCount = 0;
      };
      this.getAllRanges = function () {
        return this.rangeCount ? this.rangeList.ranges.concat() : [this.getRange()];
      };
      this.splitIntoLines = function () {
        var ranges = this.ranges.length ? this.ranges : [this.getRange()];
        var newRanges = [];
        for (var i = 0; i < ranges.length; i++) {
          var range = ranges[i];
          var row = range.start.row;
          var endRow = range.end.row;
          if (row === endRow) {
            newRanges.push(range.clone());
          } else {
            newRanges.push(
              new Range(row, range.start.column, row, this.session.getLine(row).length)
            );
            while (++row < endRow) newRanges.push(this.getLineRange(row, true));
            newRanges.push(new Range(endRow, 0, endRow, range.end.column));
          }
          if (i == 0 && !this.isBackwards()) newRanges = newRanges.reverse();
        }
        this.toSingleRange();
        for (var i = newRanges.length; i--; ) this.addRange(newRanges[i]);
      };
      this.joinSelections = function () {
        var ranges = this.rangeList.ranges;
        var lastRange = ranges[ranges.length - 1];
        var range = Range.fromPoints(ranges[0].start, lastRange.end);
        this.toSingleRange();
        this.setSelectionRange(range, lastRange.cursor == lastRange.start);
      };
      this.toggleBlockSelection = function () {
        if (this.rangeCount > 1) {
          var ranges = this.rangeList.ranges;
          var lastRange = ranges[ranges.length - 1];
          var range = Range.fromPoints(ranges[0].start, lastRange.end);
          this.toSingleRange();
          this.setSelectionRange(range, lastRange.cursor == lastRange.start);
        } else {
          var cursor = this.session.documentToScreenPosition(this.cursor);
          var anchor = this.session.documentToScreenPosition(this.anchor);
          var rectSel = this.rectangularRangeBlock(cursor, anchor);
          rectSel.forEach(this.addRange, this);
        }
      };
      this.rectangularRangeBlock = function (screenCursor, screenAnchor, includeEmptyLines) {
        var rectSel = [];
        var xBackwards = screenCursor.column < screenAnchor.column;
        if (xBackwards) {
          var startColumn = screenCursor.column;
          var endColumn = screenAnchor.column;
          var startOffsetX = screenCursor.offsetX;
          var endOffsetX = screenAnchor.offsetX;
        } else {
          var startColumn = screenAnchor.column;
          var endColumn = screenCursor.column;
          var startOffsetX = screenAnchor.offsetX;
          var endOffsetX = screenCursor.offsetX;
        }
        var yBackwards = screenCursor.row < screenAnchor.row;
        if (yBackwards) {
          var startRow = screenCursor.row;
          var endRow = screenAnchor.row;
        } else {
          var startRow = screenAnchor.row;
          var endRow = screenCursor.row;
        }
        if (startColumn < 0) startColumn = 0;
        if (startRow < 0) startRow = 0;
        if (startRow == endRow) includeEmptyLines = true;
        var docEnd;
        for (var row = startRow; row <= endRow; row++) {
          var range = Range.fromPoints(
            this.session.screenToDocumentPosition(row, startColumn, startOffsetX),
            this.session.screenToDocumentPosition(row, endColumn, endOffsetX)
          );
          if (range.isEmpty()) {
            if (docEnd && isSamePoint(range.end, docEnd)) break;
            docEnd = range.end;
          }
          range.cursor = xBackwards ? range.start : range.end;
          rectSel.push(range);
        }
        if (yBackwards) rectSel.reverse();
        if (!includeEmptyLines) {
          var end = rectSel.length - 1;
          while (rectSel[end].isEmpty() && end > 0) end--;
          if (end > 0) {
            var start = 0;
            while (rectSel[start].isEmpty()) start++;
          }
          for (var i = end; i >= start; i--) {
            if (rectSel[i].isEmpty()) rectSel.splice(i, 1);
          }
        }
        return rectSel;
      };
    }.call(Selection.prototype));
    var Editor = require('./editor').Editor;
    (function () {
      this.updateSelectionMarkers = function () {
        this.renderer.updateCursor();
        this.renderer.updateBackMarkers();
      };
      this.addSelectionMarker = function (orientedRange) {
        if (!orientedRange.cursor) orientedRange.cursor = orientedRange.end;
        var style = this.getSelectionStyle();
        orientedRange.marker = this.session.addMarker(orientedRange, 'ace_selection', style);
        this.session.$selectionMarkers.push(orientedRange);
        this.session.selectionMarkerCount = this.session.$selectionMarkers.length;
        return orientedRange;
      };
      this.removeSelectionMarker = function (range) {
        if (!range.marker) return;
        this.session.removeMarker(range.marker);
        var index = this.session.$selectionMarkers.indexOf(range);
        if (index != -1) this.session.$selectionMarkers.splice(index, 1);
        this.session.selectionMarkerCount = this.session.$selectionMarkers.length;
      };
      this.removeSelectionMarkers = function (ranges) {
        var markerList = this.session.$selectionMarkers;
        for (var i = ranges.length; i--; ) {
          var range = ranges[i];
          if (!range.marker) continue;
          this.session.removeMarker(range.marker);
          var index = markerList.indexOf(range);
          if (index != -1) markerList.splice(index, 1);
        }
        this.session.selectionMarkerCount = markerList.length;
      };
      this.$onAddRange = function (e) {
        this.addSelectionMarker(e.range);
        this.renderer.updateCursor();
        this.renderer.updateBackMarkers();
      };
      this.$onRemoveRange = function (e) {
        this.removeSelectionMarkers(e.ranges);
        this.renderer.updateCursor();
        this.renderer.updateBackMarkers();
      };
      this.$onMultiSelect = function (e) {
        if (this.inMultiSelectMode) return;
        this.inMultiSelectMode = true;
        this.setStyle('ace_multiselect');
        this.keyBinding.addKeyboardHandler(commands.keyboardHandler);
        this.commands.setDefaultHandler('exec', this.$onMultiSelectExec);
        this.renderer.updateCursor();
        this.renderer.updateBackMarkers();
      };
      this.$onSingleSelect = function (e) {
        if (this.session.multiSelect.inVirtualMode) return;
        this.inMultiSelectMode = false;
        this.unsetStyle('ace_multiselect');
        this.keyBinding.removeKeyboardHandler(commands.keyboardHandler);
        this.commands.removeDefaultHandler('exec', this.$onMultiSelectExec);
        this.renderer.updateCursor();
        this.renderer.updateBackMarkers();
        this._emit('changeSelection');
      };
      this.$onMultiSelectExec = function (e) {
        var command = e.command;
        var editor = e.editor;
        if (!editor.multiSelect) return;
        if (!command.multiSelectAction) {
          var result = command.exec(editor, e.args || {});
          editor.multiSelect.addRange(editor.multiSelect.toOrientedRange());
          editor.multiSelect.mergeOverlappingRanges();
        } else if (command.multiSelectAction == 'forEach') {
          result = editor.forEachSelection(command, e.args);
        } else if (command.multiSelectAction == 'forEachLine') {
          result = editor.forEachSelection(command, e.args, true);
        } else if (command.multiSelectAction == 'single') {
          editor.exitMultiSelectMode();
          result = command.exec(editor, e.args || {});
        } else {
          result = command.multiSelectAction(editor, e.args || {});
        }
        return result;
      };
      this.forEachSelection = function (cmd, args, options) {
        if (this.inVirtualSelectionMode) return;
        var keepOrder = options && options.keepOrder;
        var $byLines = options == true || (options && options.$byLines);
        var session = this.session;
        var selection = this.selection;
        var rangeList = selection.rangeList;
        var ranges = (keepOrder ? selection : rangeList).ranges;
        var result;
        if (!ranges.length) return cmd.exec ? cmd.exec(this, args || {}) : cmd(this, args || {});
        var reg = selection._eventRegistry;
        selection._eventRegistry = {};
        var tmpSel = new Selection(session);
        this.inVirtualSelectionMode = true;
        for (var i = ranges.length; i--; ) {
          if ($byLines) {
            while (i > 0 && ranges[i].start.row == ranges[i - 1].end.row) i--;
          }
          tmpSel.fromOrientedRange(ranges[i]);
          tmpSel.index = i;
          this.selection = session.selection = tmpSel;
          var cmdResult = cmd.exec ? cmd.exec(this, args || {}) : cmd(this, args || {});
          if (!result && cmdResult !== undefined) result = cmdResult;
          tmpSel.toOrientedRange(ranges[i]);
        }
        tmpSel.detach();
        this.selection = session.selection = selection;
        this.inVirtualSelectionMode = false;
        selection._eventRegistry = reg;
        selection.mergeOverlappingRanges();
        if (selection.ranges[0]) selection.fromOrientedRange(selection.ranges[0]);
        var anim = this.renderer.$scrollAnimation;
        this.onCursorChange();
        this.onSelectionChange();
        if (anim && anim.from == anim.to) this.renderer.animateScrolling(anim.from);
        return result;
      };
      this.exitMultiSelectMode = function () {
        if (!this.inMultiSelectMode || this.inVirtualSelectionMode) return;
        this.multiSelect.toSingleRange();
      };
      this.getSelectedText = function () {
        var text = '';
        if (this.inMultiSelectMode && !this.inVirtualSelectionMode) {
          var ranges = this.multiSelect.rangeList.ranges;
          var buf = [];
          for (var i = 0; i < ranges.length; i++) {
            buf.push(this.session.getTextRange(ranges[i]));
          }
          var nl = this.session.getDocument().getNewLineCharacter();
          text = buf.join(nl);
          if (text.length == (buf.length - 1) * nl.length) text = '';
        } else if (!this.selection.isEmpty()) {
          text = this.session.getTextRange(this.getSelectionRange());
        }
        return text;
      };
      this.$checkMultiselectChange = function (e, anchor) {
        if (this.inMultiSelectMode && !this.inVirtualSelectionMode) {
          var range = this.multiSelect.ranges[0];
          if (this.multiSelect.isEmpty() && anchor == this.multiSelect.anchor) return;
          var pos =
            anchor == this.multiSelect.anchor
              ? range.cursor == range.start
                ? range.end
                : range.start
              : range.cursor;
          if (
            pos.row != anchor.row ||
            this.session.$clipPositionToDocument(pos.row, pos.column).column != anchor.column
          )
            this.multiSelect.toSingleRange(this.multiSelect.toOrientedRange());
          else this.multiSelect.mergeOverlappingRanges();
        }
      };
      this.findAll = function (needle, options, additive) {
        options = options || {};
        options.needle = needle || options.needle;
        if (options.needle == undefined) {
          var range = this.selection.isEmpty()
            ? this.selection.getWordRange()
            : this.selection.getRange();
          options.needle = this.session.getTextRange(range);
        }
        this.$search.set(options);
        var ranges = this.$search.findAll(this.session);
        if (!ranges.length) return 0;
        var selection = this.multiSelect;
        if (!additive) selection.toSingleRange(ranges[0]);
        for (var i = ranges.length; i--; ) selection.addRange(ranges[i], true);
        if (range && selection.rangeList.rangeAtPoint(range.start)) selection.addRange(range, true);
        return ranges.length;
      };
      this.selectMoreLines = function (dir, skip) {
        var range = this.selection.toOrientedRange();
        var isBackwards = range.cursor == range.end;
        var screenLead = this.session.documentToScreenPosition(range.cursor);
        if (this.selection.$desiredColumn) screenLead.column = this.selection.$desiredColumn;
        var lead = this.session.screenToDocumentPosition(screenLead.row + dir, screenLead.column);
        if (!range.isEmpty()) {
          var screenAnchor = this.session.documentToScreenPosition(
            isBackwards ? range.end : range.start
          );
          var anchor = this.session.screenToDocumentPosition(
            screenAnchor.row + dir,
            screenAnchor.column
          );
        } else {
          var anchor = lead;
        }
        if (isBackwards) {
          var newRange = Range.fromPoints(lead, anchor);
          newRange.cursor = newRange.start;
        } else {
          var newRange = Range.fromPoints(anchor, lead);
          newRange.cursor = newRange.end;
        }
        newRange.desiredColumn = screenLead.column;
        if (!this.selection.inMultiSelectMode) {
          this.selection.addRange(range);
        } else {
          if (skip) var toRemove = range.cursor;
        }
        this.selection.addRange(newRange);
        if (toRemove) this.selection.substractPoint(toRemove);
      };
      this.transposeSelections = function (dir) {
        var session = this.session;
        var sel = session.multiSelect;
        var all = sel.ranges;
        for (var i = all.length; i--; ) {
          var range = all[i];
          if (range.isEmpty()) {
            var tmp = session.getWordRange(range.start.row, range.start.column);
            range.start.row = tmp.start.row;
            range.start.column = tmp.start.column;
            range.end.row = tmp.end.row;
            range.end.column = tmp.end.column;
          }
        }
        sel.mergeOverlappingRanges();
        var words = [];
        for (var i = all.length; i--; ) {
          var range = all[i];
          words.unshift(session.getTextRange(range));
        }
        if (dir < 0) words.unshift(words.pop());
        else words.push(words.shift());
        for (var i = all.length; i--; ) {
          var range = all[i];
          var tmp = range.clone();
          session.replace(range, words[i]);
          range.start.row = tmp.start.row;
          range.start.column = tmp.start.column;
        }
        sel.fromOrientedRange(sel.ranges[0]);
      };
      this.selectMore = function (dir, skip, stopAtFirst) {
        var session = this.session;
        var sel = session.multiSelect;
        var range = sel.toOrientedRange();
        if (range.isEmpty()) {
          range = session.getWordRange(range.start.row, range.start.column);
          range.cursor = dir == -1 ? range.start : range.end;
          this.multiSelect.addRange(range);
          if (stopAtFirst) return;
        }
        var needle = session.getTextRange(range);
        var newRange = find(session, needle, dir);
        if (newRange) {
          newRange.cursor = dir == -1 ? newRange.start : newRange.end;
          this.session.unfold(newRange);
          this.multiSelect.addRange(newRange);
          this.renderer.scrollCursorIntoView(null, 0.5);
        }
        if (skip) this.multiSelect.substractPoint(range.cursor);
      };
      this.alignCursors = function () {
        var session = this.session;
        var sel = session.multiSelect;
        var ranges = sel.ranges;
        var row = -1;
        var sameRowRanges = ranges.filter(function (r) {
          if (r.cursor.row == row) return true;
          row = r.cursor.row;
        });
        if (!ranges.length || sameRowRanges.length == ranges.length - 1) {
          var range = this.selection.getRange();
          var fr = range.start.row,
            lr = range.end.row;
          var guessRange = fr == lr;
          if (guessRange) {
            var max = this.session.getLength();
            var line;
            do {
              line = this.session.getLine(lr);
            } while (/[=:]/.test(line) && ++lr < max);
            do {
              line = this.session.getLine(fr);
            } while (/[=:]/.test(line) && --fr > 0);
            if (fr < 0) fr = 0;
            if (lr >= max) lr = max - 1;
          }
          var lines = this.session.removeFullLines(fr, lr);
          lines = this.$reAlignText(lines, guessRange);
          this.session.insert({ row: fr, column: 0 }, lines.join('\n') + '\n');
          if (!guessRange) {
            range.start.column = 0;
            range.end.column = lines[lines.length - 1].length;
          }
          this.selection.setRange(range);
        } else {
          sameRowRanges.forEach(function (r) {
            sel.substractPoint(r.cursor);
          });
          var maxCol = 0;
          var minSpace = Infinity;
          var spaceOffsets = ranges.map(function (r) {
            var p = r.cursor;
            var line = session.getLine(p.row);
            var spaceOffset = line.substr(p.column).search(/\S/g);
            if (spaceOffset == -1) spaceOffset = 0;
            if (p.column > maxCol) maxCol = p.column;
            if (spaceOffset < minSpace) minSpace = spaceOffset;
            return spaceOffset;
          });
          ranges.forEach(function (r, i) {
            var p = r.cursor;
            var l = maxCol - p.column;
            var d = spaceOffsets[i] - minSpace;
            if (l > d) session.insert(p, lang.stringRepeat(' ', l - d));
            else session.remove(new Range(p.row, p.column, p.row, p.column - l + d));
            r.start.column = r.end.column = maxCol;
            r.start.row = r.end.row = p.row;
            r.cursor = r.end;
          });
          sel.fromOrientedRange(ranges[0]);
          this.renderer.updateCursor();
          this.renderer.updateBackMarkers();
        }
      };
      this.$reAlignText = function (lines, forceLeft) {
        var isLeftAligned = true,
          isRightAligned = true;
        var startW, textW, endW;
        return lines
          .map(function (line) {
            var m = line.match(/(\s*)(.*?)(\s*)([=:].*)/);
            if (!m) return [line];
            if (startW == null) {
              startW = m[1].length;
              textW = m[2].length;
              endW = m[3].length;
              return m;
            }
            if (startW + textW + endW != m[1].length + m[2].length + m[3].length)
              isRightAligned = false;
            if (startW != m[1].length) isLeftAligned = false;
            if (startW > m[1].length) startW = m[1].length;
            if (textW < m[2].length) textW = m[2].length;
            if (endW > m[3].length) endW = m[3].length;
            return m;
          })
          .map(
            forceLeft
              ? alignLeft
              : isLeftAligned
              ? isRightAligned
                ? alignRight
                : alignLeft
              : unAlign
          );
        function spaces(n) {
          return lang.stringRepeat(' ', n);
        }
        function alignLeft(m) {
          return !m[2]
            ? m[0]
            : spaces(startW) +
                m[2] +
                spaces(textW - m[2].length + endW) +
                m[4].replace(/^([=:])\s+/, '$1 ');
        }
        function alignRight(m) {
          return !m[2]
            ? m[0]
            : spaces(startW + textW - m[2].length) +
                m[2] +
                spaces(endW) +
                m[4].replace(/^([=:])\s+/, '$1 ');
        }
        function unAlign(m) {
          return !m[2]
            ? m[0]
            : spaces(startW) + m[2] + spaces(endW) + m[4].replace(/^([=:])\s+/, '$1 ');
        }
      };
    }.call(Editor.prototype));
    function isSamePoint(p1, p2) {
      return p1.row == p2.row && p1.column == p2.column;
    }
    exports.onSessionChange = function (e) {
      var session = e.session;
      if (session && !session.multiSelect) {
        session.$selectionMarkers = [];
        session.selection.$initRangeList();
        session.multiSelect = session.selection;
      }
      this.multiSelect = session && session.multiSelect;
      var oldSession = e.oldSession;
      if (oldSession) {
        oldSession.multiSelect.off('addRange', this.$onAddRange);
        oldSession.multiSelect.off('removeRange', this.$onRemoveRange);
        oldSession.multiSelect.off('multiSelect', this.$onMultiSelect);
        oldSession.multiSelect.off('singleSelect', this.$onSingleSelect);
        oldSession.multiSelect.lead.off('change', this.$checkMultiselectChange);
        oldSession.multiSelect.anchor.off('change', this.$checkMultiselectChange);
      }
      if (session) {
        session.multiSelect.on('addRange', this.$onAddRange);
        session.multiSelect.on('removeRange', this.$onRemoveRange);
        session.multiSelect.on('multiSelect', this.$onMultiSelect);
        session.multiSelect.on('singleSelect', this.$onSingleSelect);
        session.multiSelect.lead.on('change', this.$checkMultiselectChange);
        session.multiSelect.anchor.on('change', this.$checkMultiselectChange);
      }
      if (session && this.inMultiSelectMode != session.selection.inMultiSelectMode) {
        if (session.selection.inMultiSelectMode) this.$onMultiSelect();
        else this.$onSingleSelect();
      }
    };
    function MultiSelect(editor) {
      if (editor.$multiselectOnSessionChange) return;
      editor.$onAddRange = editor.$onAddRange.bind(editor);
      editor.$onRemoveRange = editor.$onRemoveRange.bind(editor);
      editor.$onMultiSelect = editor.$onMultiSelect.bind(editor);
      editor.$onSingleSelect = editor.$onSingleSelect.bind(editor);
      editor.$multiselectOnSessionChange = exports.onSessionChange.bind(editor);
      editor.$checkMultiselectChange = editor.$checkMultiselectChange.bind(editor);
      editor.$multiselectOnSessionChange(editor);
      editor.on('changeSession', editor.$multiselectOnSessionChange);
      editor.on('mousedown', onMouseDown);
      editor.commands.addCommands(commands.defaultCommands);
      addAltCursorListeners(editor);
    }
    function addAltCursorListeners(editor) {
      if (!editor.textInput) return;
      var el = editor.textInput.getElement();
      var altCursor = false;
      event.addListener(
        el,
        'keydown',
        function (e) {
          var altDown = e.keyCode == 18 && !(e.ctrlKey || e.shiftKey || e.metaKey);
          if (editor.$blockSelectEnabled && altDown) {
            if (!altCursor) {
              editor.renderer.setMouseCursor('crosshair');
              altCursor = true;
            }
          } else if (altCursor) {
            reset();
          }
        },
        editor
      );
      event.addListener(el, 'keyup', reset, editor);
      event.addListener(el, 'blur', reset, editor);
      function reset(e) {
        if (altCursor) {
          editor.renderer.setMouseCursor('');
          altCursor = false;
        }
      }
    }
    exports.MultiSelect = MultiSelect;
    require('./config').defineOptions(Editor.prototype, 'editor', {
      enableMultiselect: {
        set: function (val) {
          MultiSelect(this);
          if (val) {
            this.on('mousedown', onMouseDown);
          } else {
            this.off('mousedown', onMouseDown);
          }
        },
        value: true
      },
      enableBlockSelect: {
        set: function (val) {
          this.$blockSelectEnabled = val;
        },
        value: true
      }
    });
  }
);

ace.define(
  'ace/mode/folding/fold_mode',
  ['require', 'exports', 'module', 'ace/range'],
  function (require, exports, module) {
    'use strict';
    var Range = require('../../range').Range;
    var FoldMode = (exports.FoldMode = function () {});
    (function () {
      this.foldingStartMarker = null;
      this.foldingStopMarker = null;
      this.getFoldWidget = function (session, foldStyle, row) {
        var line = session.getLine(row);
        if (this.foldingStartMarker.test(line)) return 'start';
        if (
          foldStyle == 'markbeginend' &&
          this.foldingStopMarker &&
          this.foldingStopMarker.test(line)
        )
          return 'end';
        return '';
      };
      this.getFoldWidgetRange = function (session, foldStyle, row) {
        return null;
      };
      this.indentationBlock = function (session, row, column) {
        var re = /\S/;
        var line = session.getLine(row);
        var startLevel = line.search(re);
        if (startLevel == -1) return;
        var startColumn = column || line.length;
        var maxRow = session.getLength();
        var startRow = row;
        var endRow = row;
        while (++row < maxRow) {
          var level = session.getLine(row).search(re);
          if (level == -1) continue;
          if (level <= startLevel) {
            var token = session.getTokenAt(row, 0);
            if (!token || token.type !== 'string') break;
          }
          endRow = row;
        }
        if (endRow > startRow) {
          var endColumn = session.getLine(endRow).length;
          return new Range(startRow, startColumn, endRow, endColumn);
        }
      };
      this.openingBracketBlock = function (session, bracket, row, column, typeRe) {
        var start = { row: row, column: column + 1 };
        var end = session.$findClosingBracket(bracket, start, typeRe);
        if (!end) return;
        var fw = session.foldWidgets[end.row];
        if (fw == null) fw = session.getFoldWidget(end.row);
        if (fw == 'start' && end.row > start.row) {
          end.row--;
          end.column = session.getLine(end.row).length;
        }
        return Range.fromPoints(start, end);
      };
      this.closingBracketBlock = function (session, bracket, row, column, typeRe) {
        var end = { row: row, column: column };
        var start = session.$findOpeningBracket(bracket, end);
        if (!start) return;
        start.column++;
        end.column--;
        return Range.fromPoints(start, end);
      };
    }.call(FoldMode.prototype));
  }
);

ace.define(
  'ace/ext/error_marker',
  ['require', 'exports', 'module', 'ace/line_widgets', 'ace/lib/dom', 'ace/range', 'ace/config'],
  function (require, exports, module) {
    'use strict';
    var LineWidgets = require('../line_widgets').LineWidgets;
    var dom = require('../lib/dom');
    var Range = require('../range').Range;
    var nls = require('../config').nls;
    function binarySearch(array, needle, comparator) {
      var first = 0;
      var last = array.length - 1;
      while (first <= last) {
        var mid = (first + last) >> 1;
        var c = comparator(needle, array[mid]);
        if (c > 0) first = mid + 1;
        else if (c < 0) last = mid - 1;
        else return mid;
      }
      return -(first + 1);
    }
    function findAnnotations(session, row, dir) {
      var annotations = session.getAnnotations().sort(Range.comparePoints);
      if (!annotations.length) return;
      var i = binarySearch(annotations, { row: row, column: -1 }, Range.comparePoints);
      if (i < 0) i = -i - 1;
      if (i >= annotations.length) i = dir > 0 ? 0 : annotations.length - 1;
      else if (i === 0 && dir < 0) i = annotations.length - 1;
      var annotation = annotations[i];
      if (!annotation || !dir) return;
      if (annotation.row === row) {
        do {
          annotation = annotations[(i += dir)];
        } while (annotation && annotation.row === row);
        if (!annotation) return annotations.slice();
      }
      var matched = [];
      row = annotation.row;
      do {
        matched[dir < 0 ? 'unshift' : 'push'](annotation);
        annotation = annotations[(i += dir)];
      } while (annotation && annotation.row == row);
      return matched.length && matched;
    }
    exports.showErrorMarker = function (editor, dir) {
      var session = editor.session;
      if (!session.widgetManager) {
        session.widgetManager = new LineWidgets(session);
        session.widgetManager.attach(editor);
      }
      var pos = editor.getCursorPosition();
      var row = pos.row;
      var oldWidget = session.widgetManager.getWidgetsAtRow(row).filter(function (w) {
        return w.type == 'errorMarker';
      })[0];
      if (oldWidget) {
        oldWidget.destroy();
      } else {
        row -= dir;
      }
      var annotations = findAnnotations(session, row, dir);
      var gutterAnno;
      if (annotations) {
        var annotation = annotations[0];
        pos.column =
          (annotation.pos && typeof annotation.column != 'number'
            ? annotation.pos.sc
            : annotation.column) || 0;
        pos.row = annotation.row;
        gutterAnno = editor.renderer.$gutterLayer.$annotations[pos.row];
      } else if (oldWidget) {
        return;
      } else {
        gutterAnno = {
          text: [nls('Looks good!')],
          className: 'ace_ok'
        };
      }
      editor.session.unfold(pos.row);
      editor.selection.moveToPosition(pos);
      var w = {
        row: pos.row,
        fixedWidth: true,
        coverGutter: true,
        el: dom.createElement('div'),
        type: 'errorMarker'
      };
      var el = w.el.appendChild(dom.createElement('div'));
      var arrow = w.el.appendChild(dom.createElement('div'));
      arrow.className = 'error_widget_arrow ' + gutterAnno.className;
      var left = editor.renderer.$cursorLayer.getPixelPosition(pos).left;
      arrow.style.left = left + editor.renderer.gutterWidth - 5 + 'px';
      w.el.className = 'error_widget_wrapper';
      el.className = 'error_widget ' + gutterAnno.className;
      el.innerHTML = gutterAnno.text.join('<br>');
      el.appendChild(dom.createElement('div'));
      var kb = function (_, hashId, keyString) {
        if (hashId === 0 && (keyString === 'esc' || keyString === 'return')) {
          w.destroy();
          return { command: 'null' };
        }
      };
      w.destroy = function () {
        if (editor.$mouseHandler.isMousePressed) return;
        editor.keyBinding.removeKeyboardHandler(kb);
        session.widgetManager.removeLineWidget(w);
        editor.off('changeSelection', w.destroy);
        editor.off('changeSession', w.destroy);
        editor.off('mouseup', w.destroy);
        editor.off('change', w.destroy);
      };
      editor.keyBinding.addKeyboardHandler(kb);
      editor.on('changeSelection', w.destroy);
      editor.on('changeSession', w.destroy);
      editor.on('mouseup', w.destroy);
      editor.on('change', w.destroy);
      editor.session.widgetManager.addLineWidget(w);
      w.el.onmousedown = editor.focus.bind(editor);
      editor.renderer.scrollCursorIntoView(null, 0.5, { bottom: w.el.offsetHeight });
    };
    dom.importCssString(
      '\n    .error_widget_wrapper {\n        background: inherit;\n        color: inherit;\n        border:none\n    }\n    .error_widget {\n        border-top: solid 2px;\n        border-bottom: solid 2px;\n        margin: 5px 0;\n        padding: 10px 40px;\n        white-space: pre-wrap;\n    }\n    .error_widget.ace_error, .error_widget_arrow.ace_error{\n        border-color: #ff5a5a\n    }\n    .error_widget.ace_warning, .error_widget_arrow.ace_warning{\n        border-color: #F1D817\n    }\n    .error_widget.ace_info, .error_widget_arrow.ace_info{\n        border-color: #5a5a5a\n    }\n    .error_widget.ace_ok, .error_widget_arrow.ace_ok{\n        border-color: #5aaa5a\n    }\n    .error_widget_arrow {\n        position: absolute;\n        border: solid 5px;\n        border-top-color: transparent!important;\n        border-right-color: transparent!important;\n        border-left-color: transparent!important;\n        top: -5px;\n    }\n',
      'error_marker.css',
      false
    );
  }
);

ace.define(
  'ace/ace',
  [
    'require',
    'exports',
    'module',
    'ace/lib/dom',
    'ace/range',
    'ace/editor',
    'ace/edit_session',
    'ace/undomanager',
    'ace/virtual_renderer',
    'ace/worker/worker_client',
    'ace/keyboard/hash_handler',
    'ace/placeholder',
    'ace/multi_select',
    'ace/mode/folding/fold_mode',
    'ace/theme/textmate',
    'ace/ext/error_marker',
    'ace/config',
    'ace/loader_build'
  ],
  function (require, exports, module) {
    /**
     * The main class required to set up an Ace instance in the browser.
     *
     * @class Ace
     **/
    'use strict';
    require('./loader_build')(exports);
    var dom = require('./lib/dom');
    var Range = require('./range').Range;
    var Editor = require('./editor').Editor;
    var EditSession = require('./edit_session').EditSession;
    var UndoManager = require('./undomanager').UndoManager;
    var Renderer = require('./virtual_renderer').VirtualRenderer;
    require('./worker/worker_client');
    require('./keyboard/hash_handler');
    require('./placeholder');
    require('./multi_select');
    require('./mode/folding/fold_mode');
    require('./theme/textmate');
    require('./ext/error_marker');
    exports.config = require('./config');
    exports.edit = function (el, options) {
      if (typeof el == 'string') {
        var _id = el;
        el = document.getElementById(_id);
        if (!el) throw new Error("ace.edit can't find div #" + _id);
      }
      if (el && el.env && el.env.editor instanceof Editor) return el.env.editor;
      var value = '';
      if (el && /input|textarea/i.test(el.tagName)) {
        var oldNode = el;
        value = oldNode.value;
        el = dom.createElement('pre');
        oldNode.parentNode.replaceChild(el, oldNode);
      } else if (el) {
        value = el.textContent;
        el.innerHTML = '';
      }
      var doc = exports.createEditSession(value);
      var editor = new Editor(new Renderer(el), doc, options);
      var env = {
        document: doc,
        editor: editor,
        onResize: editor.resize.bind(editor, null)
      };
      if (oldNode) env.textarea = oldNode;
      editor.on('destroy', function () {
        env.editor.container.env = null; // prevent memory leak on old ie
      });
      editor.container.env = editor.env = env;
      return editor;
    };
    exports.createEditSession = function (text, mode) {
      var doc = new EditSession(text, mode);
      doc.setUndoManager(new UndoManager());
      return doc;
    };
    exports.Range = Range;
    exports.Editor = Editor;
    exports.EditSession = EditSession;
    exports.UndoManager = UndoManager;
    exports.VirtualRenderer = Renderer;
    exports.version = exports.config.version;
  }
);
(function () {
  ace.require(['ace/ace'], function (a) {
    if (a) {
      a.config.init(true);
      a.define = ace.define;
    }
    var global = (function () {
      return this;
    })();
    if (!global && typeof window != 'undefined') global = window; // can happen in strict mode
    if (!global && typeof self != 'undefined') global = self; // can happen in webworker

    if (!global.ace) global.ace = a;
    for (var key in a) if (a.hasOwnProperty(key)) global.ace[key] = a[key];
    global.ace['default'] = global.ace;
    if (typeof module == 'object' && typeof exports == 'object' && module) {
      module.exports = global.ace;
    }
  });
})();
